diff --git a/.eslintrc.yml b/.eslintrc.yml
index 562096e..5f4153c 100644
--- a/.eslintrc.yml
+++ b/.eslintrc.yml
@@ -20,7 +20,12 @@ globals:
   Clusterize: readonly
   SockJS: readonly
 ignorePatterns:
-  - "**/dist/**/*"
+  - /src/svelte-components/dist
+  - /src/static
+  - /build
+  - /dist
+  - /rpi-share
+  - /src/py/bbctrl/http
 rules:
   indent:
     - off
@@ -45,6 +50,7 @@ rules:
     - argsIgnorePattern: _.*
   no-unused-vars:
     - error
+    - argsIgnorePattern: _.*
   no-trailing-spaces:
     - error
   key-spacing:
@@ -94,3 +100,8 @@ rules:
     - error
   space-infix-ops:
     - error
+  space-before-function-paren:
+    - error
+    - anonymous: never
+      named: never
+      asyncArrow: always
diff --git a/pug-opts.js b/pug-opts.js
index 177616e..30a110a 100644
--- a/pug-opts.js
+++ b/pug-opts.js
@@ -1,11 +1,11 @@
-{
-  pretty: true,
-  filters: {
-    browserify: function (text, options) {
-      return require('child_process').execSync(
-        `./node_modules/.bin/browserify - --basedir src/js`,
-        {input: text}
-      ).toString()
+module.exports = {
+    pretty: true,
+    filters: {
+        browserify: function(text, _options) {
+            return require("child_process").execSync(
+                `./node_modules/.bin/browserify - --basedir src/js`,
+                { input: text }
+            ).toString();
+        }
     }
-  }
-}
+};
diff --git a/src/js/admin-general-view.js b/src/js/admin-general-view.js
index dbb219c..bbc5791 100644
--- a/src/js/admin-general-view.js
+++ b/src/js/admin-general-view.js
@@ -17,7 +17,7 @@ module.exports = {
     template: "#admin-general-view-template",
     props: [ "config", "state" ],
 
-    data: function () {
+    data: function() {
         return {
             confirmReset: false,
             autoCheckUpgrade: true,
@@ -25,20 +25,20 @@ module.exports = {
         };
     },
 
-    ready: function () {
+    ready: function() {
         this.autoCheckUpgrade = this.config.admin["auto-check-upgrade"];
     },
 
     methods: {
-        backup: function () {
+        backup: function() {
             document.getElementById("download-target").src = "/api/config/download";
         },
 
-        restore_config: function () {
+        restore_config: function() {
             utils.clickFileInput("restore-config");
         },
 
-        restore: function (e) {
+        restore: function(e) {
             const files = e.target.files || e.dataTransfer.files;
             if (!files.length) {
                 return;
@@ -71,7 +71,7 @@ module.exports = {
             fileReader.readAsText(files[0]);
         },
 
-        reset: async function () {
+        reset: async function() {
             const config = merge(
                 {},
                 config_defaults,
@@ -92,19 +92,19 @@ module.exports = {
             }
         },
 
-        check: function () {
+        check: function() {
             this.$dispatch("check");
         },
 
-        upgrade: function () {
+        upgrade: function() {
             this.$dispatch("upgrade");
         },
 
-        upload_firmware: function () {
+        upload_firmware: function() {
             utils.clickFileInput("upload-firmware");
         },
 
-        upload: function (e) {
+        upload: function(e) {
             const files = e.target.files || e.dataTransfer.files;
             if (!files.length) {
                 return;
@@ -112,7 +112,7 @@ module.exports = {
             this.$dispatch("upload", files[0]);
         },
 
-        change_auto_check_upgrade: function () {
+        change_auto_check_upgrade: function() {
             this.config.admin["auto-check-upgrade"] = this.autoCheckUpgrade;
             this.$dispatch("config-changed");
         }
diff --git a/src/js/admin-network-view.js b/src/js/admin-network-view.js
index cdb4935..69f3e8d 100644
--- a/src/js/admin-network-view.js
+++ b/src/js/admin-network-view.js
@@ -1,7 +1,7 @@
 module.exports = {
     template: "#admin-network-view-template",
 
-    attached: function () {
+    attached: function() {
         this.svelteComponent = SvelteComponents.createComponent(
             "AdminNetworkView",
             document.getElementById("admin-network")
diff --git a/src/js/api.js b/src/js/api.js
index f5b7490..45a74e8 100644
--- a/src/js/api.js
+++ b/src/js/api.js
@@ -34,7 +34,7 @@ async function callApi(method, url, data) {
 }
 
 module.exports = {
-    get: function (url) {
+    get: function(url) {
         return callApi("GET", url);
     },
 
@@ -42,7 +42,7 @@ module.exports = {
         return callApi("PUT", url, body);
     },
 
-    delete: function (url) {
+    delete: function(url) {
         return callApi("DELETE", url);
     }
 };
diff --git a/src/js/app.js b/src/js/app.js
index d9c3da8..b34f3c6 100644
--- a/src/js/app.js
+++ b/src/js/app.js
@@ -91,7 +91,7 @@ function update_object(dst, src, remove) {
 module.exports = new Vue({
     el: "body",
 
-    data: function () {
+    data: function() {
         return {
             status: "connecting",
             currentView: "loading",
@@ -136,7 +136,7 @@ module.exports = new Vue({
         "help-view": { template: "#help-view-template" },
         "cheat-sheet-view": {
             template: "#cheat-sheet-view-template",
-            data: function () {
+            data: function() {
                 return {
                     showUnimplemented: false
                 };
@@ -145,32 +145,32 @@ module.exports = new Vue({
     },
 
     watch: {
-        display_units: function (value) {
+        display_units: function(value) {
             localStorage.setItem("display_units", value);
             SvelteComponents.setDisplayUnits(value);
         },
     },
 
     events: {
-        "config-changed": function () {
+        "config-changed": function() {
             this.modified = true;
         },
 
-        send: function (msg) {
+        send: function(msg) {
             if (this.status == "connected") {
                 this.sock.send(msg);
             }
         },
 
-        connected: function () {
+        connected: function() {
             this.update();
         },
 
-        update: function () {
+        update: function() {
             this.update();
         },
 
-        check: async function () {
+        check: async function() {
             try {
                 const response = await fetch("https://raw.githubusercontent.com/OneFinityCNC/onefinity-release/master/latest.txt", {
                     cache: "no-cache"
@@ -182,17 +182,17 @@ module.exports = new Vue({
             }
         },
 
-        upgrade: function () {
+        upgrade: function() {
             this.confirmUpgrade = true;
         },
 
-        upload: function (firmware) {
+        upload: function(firmware) {
             this.firmware = firmware;
             this.firmwareName = firmware.name;
             this.confirmUpload = true;
         },
 
-        error: function (msg) {
+        error: function(msg) {
             // Honor user error blocking
             if (Date.now() - this.errorTimeoutStart < this.errorTimeout * 1000) {
                 return;
@@ -210,7 +210,7 @@ module.exports = new Vue({
     },
 
     computed: {
-        popupMessages: function () {
+        popupMessages: function() {
             const msgs = [];
 
             for (let i = 0; i < this.state.messages.length; i++) {
@@ -224,7 +224,7 @@ module.exports = new Vue({
         },
     },
 
-    ready: function () {
+    ready: function() {
         window.onhashchange = () => this.parse_hash();
         this.connect();
 
@@ -234,12 +234,12 @@ module.exports = new Vue({
     },
 
     methods: {
-        block_error_dialog: function () {
+        block_error_dialog: function() {
             this.errorTimeoutStart = Date.now();
             this.errorShow = false;
         },
 
-        toggle_video: function () {
+        toggle_video: function() {
             if (this.video_size == "small") {
                 this.video_size = "large";
             } else if (this.video_size == "large") {
@@ -248,13 +248,13 @@ module.exports = new Vue({
             cookie.set("video-size", this.video_size);
         },
 
-        toggle_crosshair: function (e) {
+        toggle_crosshair: function(e) {
             e.preventDefault();
             this.crosshair = !this.crosshair;
             cookie.set("crosshair", this.crosshair);
         },
 
-        estop: function () {
+        estop: function() {
             if (this.state.xx == "ESTOPPED") {
                 api.put("clear");
             } else {
@@ -262,7 +262,7 @@ module.exports = new Vue({
             }
         },
 
-        upgrade_confirmed: async function () {
+        upgrade_confirmed: async function() {
             this.confirmUpgrade = false;
 
             try {
@@ -274,7 +274,7 @@ module.exports = new Vue({
             }
         },
 
-        upload_confirmed: async function () {
+        upload_confirmed: async function() {
             this.confirmUpload = false;
 
             const form = new FormData();
@@ -289,7 +289,7 @@ module.exports = new Vue({
             }
         },
 
-        show_upgrade: function () {
+        show_upgrade: function() {
             if (!this.latestVersion) {
                 return false;
             }
@@ -297,11 +297,11 @@ module.exports = new Vue({
             return is_newer_version(this.config.version, this.latestVersion);
         },
 
-        showShutdownDialog: function () {
+        showShutdownDialog: function() {
             SvelteComponents.showDialog("Shutdown");
         },
 
-        update: async function () {
+        update: async function() {
             const config = await api.get("config/load");
 
             update_object(this.config, config, true);
@@ -319,7 +319,7 @@ module.exports = new Vue({
             SvelteComponents.handleConfigUpdate(this.config);
         },
 
-        connect: function () {
+        connect: function() {
             this.sock = new Sock(`//${location.host}/sockjs`);
 
             this.sock.onmessage = (e) => {
@@ -368,7 +368,7 @@ module.exports = new Vue({
             };
         },
 
-        parse_hash: function () {
+        parse_hash: function() {
             const hash = location.hash.substr(1);
 
             if (!hash.trim().length) {
@@ -385,7 +385,7 @@ module.exports = new Vue({
             this.currentView = parts[0];
         },
 
-        save: async function () {
+        save: async function() {
             const selected_tool = this.config.tool["selected-tool"];
             const saveModbus =
                 selected_tool !== "pwm" &&
@@ -411,7 +411,7 @@ module.exports = new Vue({
             }
         },
 
-        close_messages: function (action) {
+        close_messages: function(action) {
             if (action == "stop") {
                 api.put("stop");
             }
diff --git a/src/js/axis-control.js b/src/js/axis-control.js
index 100dfcc..81a9bed 100644
--- a/src/js/axis-control.js
+++ b/src/js/axis-control.js
@@ -5,7 +5,7 @@ module.exports = {
     props: [ "axes", "colors", "enabled", "adjust", "step" ],
 
     methods: {
-        jog: function (axis, ring, direction) {
+        jog: function(axis, ring, direction) {
             const value = direction * this.value(ring);
             this.$dispatch(this.step ? "step" : "jog", this.axes[axis], value);
         },
@@ -14,13 +14,13 @@ module.exports = {
             this.$dispatch("back2zero",this.axes[axis0],this.axes[axis1]);
         },
 
-        release: function (axis) {
+        release: function(axis) {
             if (!this.step) {
                 this.$dispatch("jog", this.axes[axis], 0);
             }
         },
 
-        value: function (ring) {
+        value: function(ring) {
             const adjust = [ 0.01, 0.1, 1 ][this.adjust];
             if (this.step) {
                 return adjust * [ 0.1, 1, 10, 100 ][ring];
@@ -28,7 +28,7 @@ module.exports = {
             return adjust * [ 0.1, 0.25, 0.5, 1 ][ring];
         },
 
-        text: function (ring) {
+        text: function(ring) {
             let value = this.value(ring) * (this.step ? 1 : 100);
             value = parseFloat(value.toFixed(3));
             return value + (this.step ? "" : "%");
diff --git a/src/js/axis-vars.js b/src/js/axis-vars.js
index 108edf3..92fc20f 100644
--- a/src/js/axis-vars.js
+++ b/src/js/axis-vars.js
@@ -4,51 +4,51 @@ module.exports = {
     props: [ "state", "config" ],
 
     computed: {
-        metric: function () {
+        metric: function() {
             return this.$root.display_units === "METRIC";
         },
 
-        x: function () {
+        x: function() {
             return this._compute_axis("x");
         },
 
-        y: function () {
+        y: function() {
             return this._compute_axis("y");
         },
 
-        z: function () {
+        z: function() {
             return this._compute_axis("z");
         },
 
-        a: function () {
+        a: function() {
             return this._compute_axis("a");
         },
 
-        b: function () {
+        b: function() {
             return this._compute_axis("b");
         },
 
-        c: function () {
+        c: function() {
             return this._compute_axis("c");
         },
 
-        axes: function () {
+        axes: function() {
             return this._compute_axes();
         }
     },
 
     methods: {
-        _convert_length: function (value) {
+        _convert_length: function(value) {
             return this.metric
                 ? value
                 : value / 25.4;
         },
 
-        _length_str: function (value) {
+        _length_str: function(value) {
             return this._convert_length(value).toLocaleString() + (this.metric ? " mm" : " in");
         },
 
-        _compute_axis: function (axis) {
+        _compute_axis: function(axis) {
             const abs = this.state[`${axis}p`] || 0;
             const off = this.state[`offset_${axis}`];
             const motor_id = this._get_motor_id(axis);
@@ -182,7 +182,7 @@ module.exports = {
             };
         },
 
-        _get_motor_id: function (axis) {
+        _get_motor_id: function(axis) {
             for (let i = 0; i < this.config.motors.length; i++) {
                 const motor = this.config.motors[i];
                 if (motor.axis.toLowerCase() == axis) {
@@ -193,7 +193,7 @@ module.exports = {
             return -1;
         },
 
-        _compute_axes: function () {
+        _compute_axes: function() {
             let homed = false;
 
             for (const name of "xyzabc") {
diff --git a/src/js/console.js b/src/js/console.js
index 84feae2..90cf8bf 100644
--- a/src/js/console.js
+++ b/src/js/console.js
@@ -13,14 +13,14 @@ const messages = [];
 module.exports = {
     template: "#console-template",
 
-    data: function () {
+    data: function() {
         return {
             messages
         };
     },
 
     events: {
-        log: function (msg) {
+        log: function(msg) {
             // There may be multiple instances of this module so ignore messages
             // that have already been processed.
             if (msg.logged) {
@@ -65,7 +65,7 @@ module.exports = {
     },
 
     methods: {
-        clear: function () {
+        clear: function() {
             messages.splice(0, messages.length);
         },
     }
diff --git a/src/js/control-view.js b/src/js/control-view.js
index 96c1070..bce3252 100644
--- a/src/js/control-view.js
+++ b/src/js/control-view.js
@@ -8,7 +8,7 @@ module.exports = {
     template: "#control-view-template",
     props: [ "config", "template", "state" ],
 
-    data: function () {
+    data: function() {
         return {
             current_time: "",
             mach_units: this.$root.state.metric ? "METRIC" : "IMPERIAL",
@@ -52,12 +52,12 @@ module.exports = {
     },
 
     watch: {
-        jog_incr: function (value) {
+        jog_incr: function(value) {
             localStorage.setItem("jog_incr", value);
         },
 
         "state.metric": {
-            handler: function (metric) {
+            handler: function(metric) {
                 this.mach_units = metric
                     ? "METRIC"
                     : "IMPERIAL";
@@ -65,21 +65,21 @@ module.exports = {
             immediate: true
         },
 
-        "state.line": function () {
+        "state.line": function() {
             if (this.mach_state != "HOMING") {
                 this.$broadcast("gcode-line", this.state.line);
             }
         },
 
-        "state.selected_time": function () {
+        "state.selected_time": function() {
             this.load();
         },
 
-        jog_step: function () {
+        jog_step: function() {
             cookie.set_bool("jog-step", this.jog_step);
         },
 
-        jog_adjust: function () {
+        jog_adjust: function() {
             cookie.set("jog-adjust", this.jog_adjust);
         }
     },
@@ -87,19 +87,19 @@ module.exports = {
     computed: {
         display_units: {
             cache: false,
-            get: function () {
+            get: function() {
                 return this.$root.display_units;
             },
-            set: function (value) {
+            set: function(value) {
                 this.$root.display_units = value;
             }
         },
 
-        metric: function () {
+        metric: function() {
             return this.display_units === "METRIC";
         },
 
-        mach_state: function () {
+        mach_state: function() {
             const cycle = this.state.cycle;
             const state = this.state.xx;
 
@@ -110,46 +110,46 @@ module.exports = {
             return state || "";
         },
 
-        pause_reason: function () {
+        pause_reason: function() {
             return this.state.pr;
         },
 
-        is_running: function () {
+        is_running: function() {
             return this.mach_state == "RUNNING" || this.mach_state == "HOMING";
         },
 
-        is_stopping: function () {
+        is_stopping: function() {
             return this.mach_state == "STOPPING";
         },
 
-        is_holding: function () {
+        is_holding: function() {
             return this.mach_state == "HOLDING";
         },
 
-        is_ready: function () {
+        is_ready: function() {
             return this.mach_state == "READY";
         },
 
-        is_idle: function () {
+        is_idle: function() {
             return this.state.cycle == "idle";
         },
 
-        is_paused: function () {
+        is_paused: function() {
             return this.is_holding && (this.pause_reason == "User pause" || this.pause_reason == "Program pause");
         },
 
-        can_mdi: function () {
+        can_mdi: function() {
             return this.is_idle || this.state.cycle == "mdi";
         },
 
-        can_set_axis: function () {
+        can_set_axis: function() {
             return this.is_idle;
 
             // TODO allow setting axis position during pause
             // return this.is_idle || this.is_paused;
         },
 
-        message: function () {
+        message: function() {
             if (this.mach_state == "ESTOPPED") {
                 return this.state.er;
             }
@@ -165,15 +165,15 @@ module.exports = {
             return "";
         },
 
-        highlight_state: function () {
+        highlight_state: function() {
             return this.mach_state == "ESTOPPED" || this.mach_state == "HOLDING";
         },
 
-        plan_time: function () {
+        plan_time: function() {
             return this.state.plan_time;
         },
 
-        plan_time_remaining: function () {
+        plan_time_remaining: function() {
             if (!(this.is_stopping || this.is_running || this.is_holding)) {
                 return 0;
             }
@@ -181,7 +181,7 @@ module.exports = {
             return this.toolpath.time - this.plan_time;
         },
 
-        eta: function () {
+        eta: function() {
             if (this.mach_state != "RUNNING") {
                 return "";
             }
@@ -192,7 +192,7 @@ module.exports = {
             return d.toLocaleString();
         },
 
-        progress: function () {
+        progress: function() {
             if (!this.toolpath.time || this.is_ready) {
                 return 0;
             }
@@ -203,17 +203,17 @@ module.exports = {
     },
 
     events: {
-        jog: function (axis, power) {
+        jog: function(axis, power) {
             const data = { ts: new Date().getTime() };
             data[axis] = power;
             api.put("jog", data);
         },
 
-        back2zero: function (axis0, axis1) {
+        back2zero: function(axis0, axis1) {
             this.send(`G0 ${axis0}0 ${axis1}0`);
         },
 
-        step: function (axis, value) {
+        step: function(axis, value) {
             this.send(`
                 M70
                 G91
@@ -223,7 +223,7 @@ module.exports = {
         },
     },
 
-    ready: function () {
+    ready: function() {
         this.load();
 
         setInterval(() => {
@@ -248,7 +248,7 @@ module.exports = {
             return [ weight, color ].join(";");
         },
 
-        jog_fn: function (x_jog, y_jog, z_jog, a_jog) {
+        jog_fn: function(x_jog, y_jog, z_jog, a_jog) {
             const amount = this.jog_incr_amounts[this.display_units][this.jog_incr];
 
             const xcmd = `X${x_jog * amount}`;
@@ -263,11 +263,11 @@ module.exports = {
             `);
         },
 
-        send: function (msg) {
+        send: function(msg) {
             this.$dispatch("send", msg);
         },
 
-        load: function () {
+        load: function() {
             const file_time = this.state.selected_time;
             const file = this.state.selected;
             if (this.last_file == file && this.last_file_time == file_time) {
@@ -283,7 +283,7 @@ module.exports = {
             this.load_toolpath(file, file_time);
         },
 
-        load_toolpath: async function (file, file_time) {
+        load_toolpath: async function(file, file_time) {
             this.toolpath = {};
 
             if (!file || this.last_file_time != file_time) {
@@ -314,7 +314,7 @@ module.exports = {
             }
         },
 
-        submit_mdi: function () {
+        submit_mdi: function() {
             this.send(this.mdi);
 
             if (!this.history.length || this.history[0] != this.mdi) {
@@ -324,7 +324,7 @@ module.exports = {
             this.mdi = "";
         },
 
-        mdi_start_pause: function () {
+        mdi_start_pause: function() {
             if (this.state.xx == "RUNNING") {
                 this.pause();
             } else if (this.state.xx == "STOPPING" || this.state.xx == "HOLDING") {
@@ -334,15 +334,15 @@ module.exports = {
             }
         },
 
-        load_history: function (index) {
+        load_history: function(index) {
             this.mdi = this.history[index];
         },
 
-        open: function () {
+        open: function() {
             utils.clickFileInput("gcode-file-input");
         },
 
-        upload: function (e) {
+        upload: function(e) {
             const files = e.target.files || e.dataTransfer.files;
             if (!files.length) {
                 return;
@@ -372,7 +372,7 @@ module.exports = {
             });
         },
 
-        delete_current: function () {
+        delete_current: function() {
             if (this.state.selected) {
                 api.delete(`file/${this.state.selected}`);
             }
@@ -380,12 +380,12 @@ module.exports = {
             this.deleteGCode = false;
         },
 
-        delete_all: function () {
+        delete_all: function() {
             api.delete("file");
             this.deleteGCode = false;
         },
 
-        home: function (axis) {
+        home: function(axis) {
             this.ask_home = false;
 
             if (typeof axis == "undefined") {
@@ -397,31 +397,31 @@ module.exports = {
             }
         },
 
-        set_home: function (axis, position) {
+        set_home: function(axis, position) {
             api.put(`home/${axis}/set`, { position: parseFloat(position) });
         },
 
-        unhome: function (axis) {
+        unhome: function(axis) {
             api.put(`home/${axis}/clear`);
         },
 
-        show_set_position: function (axis) {
+        show_set_position: function(axis) {
             SvelteComponents.showDialog("SetAxisPosition", { axis });
         },
 
-        showMoveToZeroDialog: function (axes) {
+        showMoveToZeroDialog: function(axes) {
             SvelteComponents.showDialog("MoveToZero", { axes });
         },
 
-        showToolpathMessageDialog: function (axis) {
+        showToolpathMessageDialog: function(axis) {
             SvelteComponents.showDialog("Message", { title: this[axis].toolmsg });
         },
 
-        set_position: function (axis, position) {
+        set_position: function(axis, position) {
             api.put(`position/${axis}`, { "position": parseFloat(position) });
         },
 
-        zero_all: function () {
+        zero_all: function() {
             for (const axis of "xyzabc") {
                 if (this[axis].enabled) {
                     this.zero(axis);
@@ -429,7 +429,7 @@ module.exports = {
             }
         },
 
-        zero: function (axis) {
+        zero: function(axis) {
             if (typeof axis == "undefined") {
                 this.zero_all();
             } else {
@@ -437,7 +437,7 @@ module.exports = {
             }
         },
 
-        start_pause: function () {
+        start_pause: function() {
             if (this.state.xx == "RUNNING") {
                 this.pause();
             } else if (this.state.xx == "STOPPING" || this.state.xx == "HOLDING") {
@@ -447,39 +447,39 @@ module.exports = {
             }
         },
 
-        start: function () {
+        start: function() {
             api.put("start");
         },
 
-        pause: function () {
+        pause: function() {
             api.put("pause");
         },
 
-        unpause: function () {
+        unpause: function() {
             api.put("unpause");
         },
 
-        optional_pause: function () {
+        optional_pause: function() {
             api.put("pause/optional");
         },
 
-        stop: function () {
+        stop: function() {
             api.put("stop");
         },
 
-        step: function () {
+        step: function() {
             api.put("step");
         },
 
-        override_feed: function () {
+        override_feed: function() {
             api.put(`override/feed/${this.feed_override}`);
         },
 
-        override_speed: function () {
+        override_speed: function() {
             api.put(`override/speed/${this.speed_override}`);
         },
 
-        current: function (axis, value) {
+        current: function(axis, value) {
             const x = value / 32.0;
             if (this.state[`${axis}pl`] == x) {
                 return;
@@ -490,7 +490,7 @@ module.exports = {
             this.send(JSON.stringify(data));
         },
 
-        showProbeDialog: function (probeType) {
+        showProbeDialog: function(probeType) {
             SvelteComponents.showDialog("Probe", { probeType });
         }
     },
diff --git a/src/js/cookie.js b/src/js/cookie.js
index 2342852..2ec1e36 100644
--- a/src/js/cookie.js
+++ b/src/js/cookie.js
@@ -1,12 +1,12 @@
 "use strict";
 
-module.exports = function (prefix) {
+module.exports = function(prefix) {
     if (typeof prefix == "undefined") {
         prefix = "";
     }
 
     const cookie = {
-        get: function (name, defaultValue) {
+        get: function(name, defaultValue) {
             const decodedCookie = decodeURIComponent(document.cookie);
             const ca = decodedCookie.split(";");
             name = `${prefix + name}=`;
@@ -24,7 +24,7 @@ module.exports = function (prefix) {
             return defaultValue;
         },
 
-        set: function (name, value, days) {
+        set: function(name, value, days) {
             let offset = 2147483647; // Max value
             if (typeof days != "undefined") {
                 offset = days * 24 * 60 * 60 * 1000;
@@ -36,11 +36,11 @@ module.exports = function (prefix) {
             document.cookie = `${prefix}${name}=${value};${expires};path=/`;
         },
 
-        set_bool: function (name, value) {
+        set_bool: function(name, value) {
             cookie.set(name, value ? "true" : "false");
         },
 
-        get_bool: function (name, defaultValue) {
+        get_bool: function(name, defaultValue) {
             return cookie.get(name, defaultValue ? "true" : "false") == "true";
         }
     };
diff --git a/src/js/gcode-viewer.js b/src/js/gcode-viewer.js
index db11b33..4a877df 100644
--- a/src/js/gcode-viewer.js
+++ b/src/js/gcode-viewer.js
@@ -5,7 +5,7 @@ const entityMap = {
     "/": "&#x2F;", "`": "&#x60;", "=": "&#x3D;" };
 
 function escapeHTML(s) {
-    return s.replace(/[&<>"'`=\\/]/g, function (c) {
+    return s.replace(/[&<>"'`=\\/]/g, function(c) {
         return entityMap[c];
     });
 }
@@ -13,7 +13,7 @@ function escapeHTML(s) {
 module.exports = {
     template: "#gcode-viewer-template",
 
-    data: function () {
+    data: function() {
         return {
             empty: true,
             file: "",
@@ -22,21 +22,21 @@ module.exports = {
     },
 
     events: {
-        "gcode-load": function (file) {
+        "gcode-load": function(file) {
             this.load(file);
         },
-        "gcode-clear": function () {
+        "gcode-clear": function() {
             this.clear();
         },
-        "gcode-reload": function (file) {
+        "gcode-reload": function(file) {
             this.reload(file);
         },
-        "gcode-line": function (line) {
+        "gcode-line": function(line) {
             this.update_line(line);
         }
     },
 
-    ready: function () {
+    ready: function() {
         this.clusterize = new Clusterize({
             rows: [],
             scrollElem: this.$el.querySelector(".clusterize-scroll"),
@@ -46,7 +46,7 @@ module.exports = {
         });
     },
 
-    attached: function () {
+    attached: function() {
         if (typeof this.clusterize != "undefined") {
             this.clusterize.refresh(true);
         }
@@ -83,14 +83,14 @@ module.exports = {
             Vue.nextTick(this.update_line);
         },
 
-        clear: function () {
+        clear: function() {
             this.empty = true;
             this.file = "";
             this.line = -1;
             this.clusterize.clear();
         },
 
-        reload: function (file) {
+        reload: function(file) {
             if (file != this.file) {
                 return;
             }
@@ -99,7 +99,7 @@ module.exports = {
             this.load(file);
         },
 
-        highlight: function () {
+        highlight: function() {
             const highlights = this.$el.querySelectorAll(".highlight");
             for (const highlight of highlights) {
                 highlight.className = (highlight.className || "")
diff --git a/src/js/indicators.js b/src/js/indicators.js
index 439776e..811d63f 100644
--- a/src/js/indicators.js
+++ b/src/js/indicators.js
@@ -7,11 +7,11 @@ module.exports = {
     props: [ "state" ],
 
     computed: {
-        modbus_status: function () {
+        modbus_status: function() {
             return modbus.status_to_string(this.state.mx);
         },
 
-        sense_error: function () {
+        sense_error: function() {
             let error = "";
 
             if (this.state.motor_voltage_sense_error) {
@@ -35,11 +35,11 @@ module.exports = {
     },
 
     methods: {
-        is_motor_enabled: function (motor) {
+        is_motor_enabled: function(motor) {
             return typeof this.state[`${motor}me`] != "undefined" && this.state[`${motor}me`];
         },
 
-        get_min_pin: function (motor) {
+        get_min_pin: function(motor) {
             switch (motor) {
                 case 0: return 3;
                 case 1: return 5;
@@ -48,7 +48,7 @@ module.exports = {
             }
         },
 
-        get_max_pin: function (motor) {
+        get_max_pin: function(motor) {
             switch (motor) {
                 case 0: return 4;
                 case 1: return 8;
@@ -57,7 +57,7 @@ module.exports = {
             }
         },
 
-        motor_fault_class: function (motor, bit) {
+        motor_fault_class: function(motor, bit) {
             if (typeof motor == "undefined") {
                 const status = this.state["fa"];
 
@@ -78,7 +78,7 @@ module.exports = {
                 "fa-thumbs-up success";
         },
 
-        motor_reset: function (motor) {
+        motor_reset: function(motor) {
             if (typeof motor == "undefined") {
                 let cmd = "";
                 for (let i = 0; i < 4; i++) {
diff --git a/src/js/io-indicator.js b/src/js/io-indicator.js
index fcd31a3..f1956d0 100644
--- a/src/js/io-indicator.js
+++ b/src/js/io-indicator.js
@@ -5,7 +5,7 @@ module.exports = {
     props: [ "name", "state" ],
 
     computed: {
-        klass: function () {
+        klass: function() {
             switch (this.name) {
                 case "min-switch-0": return this.get_motor_min_class(0);
                 case "min-switch-1": return this.get_motor_min_class(1);
@@ -25,7 +25,7 @@ module.exports = {
             }
         },
 
-        tooltip: function () {
+        tooltip: function() {
             switch (this.name) {
                 case "min-switch-0": return this.get_motor_min_tooltip(0);
                 case "min-switch-1": return this.get_motor_min_tooltip(1);
@@ -47,7 +47,7 @@ module.exports = {
     },
 
     methods: {
-        get_io_state_class: function (active, state) {
+        get_io_state_class: function(active, state) {
             if (typeof active == "undefined" || typeof state == "undefined") {
                 return "fa-exclamation-triangle warn";
             }
@@ -60,7 +60,7 @@ module.exports = {
             return `${icon} ${active ? "active" : "inactive"}`;
         },
 
-        get_input_active: function (stateCode, typeCode) {
+        get_input_active: function(stateCode, typeCode) {
             const type = this.state[typeCode];
             const state = this.state[stateCode];
 
@@ -73,23 +73,23 @@ module.exports = {
             return false;
         },
 
-        get_input_class: function (stateCode, typeCode) {
+        get_input_class: function(stateCode, typeCode) {
             return this.get_io_state_class(this.get_input_active(stateCode, typeCode), this.state[stateCode]);
         },
 
-        get_output_class: function (output) {
+        get_output_class: function(output) {
             return this.get_io_state_class(this.state[`${output}oa`], this.state[`${output}os`]);
         },
 
-        get_motor_min_class: function (motor) {
+        get_motor_min_class: function(motor) {
             return this.get_input_class(`${motor}lw`, `${motor}ls`);
         },
 
-        get_motor_max_class: function (motor) {
+        get_motor_max_class: function(motor) {
             return this.get_input_class(`${motor}xw`, `${motor}xs`);
         },
 
-        get_tooltip: function (mode, active, state) {
+        get_tooltip: function(mode, active, state) {
             if (typeof mode == "undefined" || typeof active == "undefined" || typeof state == "undefined") {
                 return "Invalid";
             }
@@ -107,7 +107,7 @@ module.exports = {
             return `Mode: ${mode}\nActive: ${active ? "True" : "False"}\nLevel: ${state}`;
         },
 
-        get_input_tooltip: function (stateCode, typeCode) {
+        get_input_tooltip: function(stateCode, typeCode) {
             let type = this.state[typeCode];
             if (type == 0) {
                 return "Disabled";
@@ -123,7 +123,7 @@ module.exports = {
             return this.get_tooltip(type, active, state);
         },
 
-        get_output_tooltip: function (output) {
+        get_output_tooltip: function(output) {
             let mode = this.state[`${output}om`];
 
             switch (mode) {
@@ -144,11 +144,11 @@ module.exports = {
             return this.get_tooltip(mode, active, state);
         },
 
-        get_motor_min_tooltip: function (motor) {
+        get_motor_min_tooltip: function(motor) {
             return this.get_input_tooltip(`${motor}lw`, `${motor}ls`);
         },
 
-        get_motor_max_tooltip: function (motor) {
+        get_motor_max_tooltip: function(motor) {
             return this.get_input_tooltip(`${motor}xw`, `${motor}xs`);
         }
     }
diff --git a/src/js/main.js b/src/js/main.js
index 15bf67c..f58ad13 100644
--- a/src/js/main.js
+++ b/src/js/main.js
@@ -39,7 +39,7 @@ function uuid(length) {
     return s;
 }
 
-window.onload = function () {
+window.onload = function() {
     if (typeof cookie_get("client-id") == "undefined") {
         cookie_set("client-id", uuid(), 10000);
     }
@@ -52,7 +52,7 @@ window.onload = function () {
     Vue.component("console", require("./console"));
     Vue.component("unit-value", require("./unit-value"));
 
-    Vue.filter("number", function (value) {
+    Vue.filter("number", function(value) {
         if (isNaN(value)) {
             return "NaN";
         }
@@ -60,7 +60,7 @@ window.onload = function () {
         return value.toLocaleString();
     });
 
-    Vue.filter("percent", function (value, precision) {
+    Vue.filter("percent", function(value, precision) {
         if (typeof value == "undefined") {
             return "";
         }
@@ -72,7 +72,7 @@ window.onload = function () {
         return `${(value * 100.0).toFixed(precision)}%`;
     });
 
-    Vue.filter("non_zero_percent", function (value, precision) {
+    Vue.filter("non_zero_percent", function(value, precision) {
         if (!value) {
             return "";
         }
@@ -84,7 +84,7 @@ window.onload = function () {
         return `${(value * 100.0).toFixed(precision)}%`;
     });
 
-    Vue.filter("fixed", function (value, precision) {
+    Vue.filter("fixed", function(value, precision) {
         if (typeof value == "undefined") {
             return "0";
         }
@@ -92,7 +92,7 @@ window.onload = function () {
         return parseFloat(value).toFixed(precision);
     });
 
-    Vue.filter("upper", function (value) {
+    Vue.filter("upper", function(value) {
         if (typeof value == "undefined") {
             return "";
         }
@@ -100,7 +100,7 @@ window.onload = function () {
         return value.toUpperCase();
     });
 
-    Vue.filter("time", function (value, precision) {
+    Vue.filter("time", function(value, precision) {
         if (isNaN(value)) {
             return "";
         }
diff --git a/src/js/modbus-reg.js b/src/js/modbus-reg.js
index 9595006..464dcf0 100644
--- a/src/js/modbus-reg.js
+++ b/src/js/modbus-reg.js
@@ -6,14 +6,14 @@ module.exports = {
     props: [ "index", "model", "template", "enable" ],
 
     computed: {
-        has_user_value: function () {
+        has_user_value: function() {
             const type = this.model["reg-type"];
             return type.indexOf("write") != -1 || type.indexOf("fixed") != -1;
         }
     },
 
     methods: {
-        change: function () {
+        change: function() {
             this.$dispatch("input-changed");
         }
     }
diff --git a/src/js/modbus.js b/src/js/modbus.js
index f5d45d8..8ce2543 100644
--- a/src/js/modbus.js
+++ b/src/js/modbus.js
@@ -11,7 +11,7 @@ const constants = {
 
 module.exports = {
     ...constants,
-    status_to_string: function (status) {
+    status_to_string: function(status) {
         switch (status) {
             case constants.OK: return "Ok";
             case constants.CRC: return "CRC error";
diff --git a/src/js/motor-view.js b/src/js/motor-view.js
index 3185f6e..8a41d3a 100644
--- a/src/js/motor-view.js
+++ b/src/js/motor-view.js
@@ -5,11 +5,11 @@ module.exports = {
     props: [ "index", "config", "template", "state" ],
 
     computed: {
-        metric: function () {
+        metric: function() {
             return this.$root.display_units === "METRIC";
         },
 
-        is_slave: function () {
+        is_slave: function() {
             for (let i = 0; i < this.index; i++) {
                 if (this.motor.axis == this.config.motors[i].axis) {
                     return true;
@@ -19,47 +19,47 @@ module.exports = {
             return false;
         },
 
-        motor: function () {
+        motor: function() {
             return this.config.motors[this.index];
         },
 
-        invalidMaxVelocity: function () {
+        invalidMaxVelocity: function() {
             return this.maxMaxVelocity < this.motor["max-velocity"];
         },
 
-        maxMaxVelocity: function () {
+        maxMaxVelocity: function() {
             return 1 * (15 * this.umPerStep / this.motor["microsteps"]).toFixed(3);
         },
 
-        ustepPerSec: function () {
+        ustepPerSec: function() {
             return this.rpm * this.stepsPerRev * this.motor["microsteps"] / 60;
         },
 
-        rpm: function () {
+        rpm: function() {
             return 1000 * this.motor["max-velocity"] / this.motor["travel-per-rev"];
         },
 
-        gForce: function () {
+        gForce: function() {
             return this.motor["max-accel"] * 0.0283254504;
         },
 
-        gForcePerMin: function () {
+        gForcePerMin: function() {
             return this.motor["max-jerk"] * 0.0283254504;
         },
 
-        stepsPerRev: function () {
+        stepsPerRev: function() {
             return 360 / this.motor["step-angle"];
         },
 
-        umPerStep: function () {
+        umPerStep: function() {
             return this.motor["travel-per-rev"] * this.motor["step-angle"] / 0.36;
         },
 
-        milPerStep: function () {
+        milPerStep: function() {
             return this.umPerStep / 25.4;
         },
 
-        invalidStallVelocity: function () {
+        invalidStallVelocity: function() {
             if (!this.motor["homing-mode"].startsWith("stall-")) {
                 return false;
             }
@@ -67,12 +67,12 @@ module.exports = {
             return this.maxStallVelocity < this.motor["search-velocity"];
         },
 
-        stallRPM: function () {
+        stallRPM: function() {
             const v = this.motor["search-velocity"];
             return 1000 * v / this.motor["travel-per-rev"];
         },
 
-        maxStallVelocity: function () {
+        maxStallVelocity: function() {
             const maxRate = 900000 / this.motor["stall-sample-time"];
             const ustep = this.motor["stall-microstep"];
             const angle = this.motor["step-angle"];
@@ -82,15 +82,15 @@ module.exports = {
             return 1 * maxStall.toFixed(3);
         },
 
-        stallUStepPerSec: function () {
+        stallUStepPerSec: function() {
             const ustep = this.motor["stall-microstep"];
             return this.stallRPM * this.stepsPerRev * ustep / 60;
         }
     },
 
     events: {
-        "input-changed": function () {
-            Vue.nextTick(function () {
+        "input-changed": function() {
+            Vue.nextTick(function() {
                 // Limit max-velocity
                 if (this.invalidMaxVelocity) {
                     this.$set('motor["max-velocity"]', this.maxMaxVelocity);
@@ -109,7 +109,7 @@ module.exports = {
     },
 
     methods: {
-        show: function (name, templ) {
+        show: function(name, templ) {
             if (templ.hmodes == undefined) {
                 return true;
             }
diff --git a/src/js/orbit.js b/src/js/orbit.js
index 494a060..ef7a4fc 100644
--- a/src/js/orbit.js
+++ b/src/js/orbit.js
@@ -17,7 +17,7 @@
 //    Zoom - middle mouse, or mousewheel / touch: two-finger spread or squish
 //    Pan - right mouse, or arrow keys / touch: two-finger move
 
-const OrbitControls = function (object, domElement) {
+const OrbitControls = function(object, domElement) {
     // internals
     // eslint-disable-next-line @typescript-eslint/no-this-alias
     const scope = this;
@@ -119,21 +119,21 @@ const OrbitControls = function (object, domElement) {
     this.zoom0 = this.object.zoom;
 
     // public methods
-    this.getPolarAngle = function () {
+    this.getPolarAngle = function() {
         return spherical.phi;
     };
 
-    this.getAzimuthalAngle = function () {
+    this.getAzimuthalAngle = function() {
         return spherical.theta;
     };
 
-    this.saveState = function () {
+    this.saveState = function() {
         scope.target0.copy(scope.target);
         scope.position0.copy(scope.object.position);
         scope.zoom0 = scope.object.zoom;
     };
 
-    this.reset = function () {
+    this.reset = function() {
         scope.target.copy(scope.target0);
         scope.object.position.copy(scope.position0);
         scope.object.zoom = scope.zoom0;
@@ -145,7 +145,7 @@ const OrbitControls = function (object, domElement) {
         state = STATE.NONE;
     };
 
-    this.update = function () {
+    this.update = function() {
         const offset = new THREE.Vector3();
 
         // so camera.up is the orbit axis
@@ -228,7 +228,7 @@ const OrbitControls = function (object, domElement) {
         };
     }();
 
-    this.dispose = function () {
+    this.dispose = function() {
         scope.domElement.removeEventListener("contextmenu", onContextMenu, false);
         scope.domElement.removeEventListener("mousedown", onMouseDown, false);
         scope.domElement.removeEventListener("wheel", onMouseWheel, false);
@@ -256,7 +256,7 @@ const OrbitControls = function (object, domElement) {
         sphericalDelta.phi -= angle;
     }
 
-    const panLeft = function () {
+    const panLeft = function() {
         const v = new THREE.Vector3();
 
         return function panLeft(distance, objectMatrix) {
@@ -266,7 +266,7 @@ const OrbitControls = function (object, domElement) {
         };
     }();
 
-    const panUp = function () {
+    const panUp = function() {
         const v = new THREE.Vector3();
 
         return function panUp(distance, objectMatrix) {
@@ -289,7 +289,7 @@ const OrbitControls = function (object, domElement) {
     }
 
     // deltaX and deltaY are in pixels; right and down are positive
-    const pan = function () {
+    const pan = function() {
         const offset = new THREE.Vector3();
 
         return function pan(deltaX, deltaY) {
diff --git a/src/js/path-viewer.js b/src/js/path-viewer.js
index 4a42158..6240a5b 100644
--- a/src/js/path-viewer.js
+++ b/src/js/path-viewer.js
@@ -8,7 +8,7 @@ module.exports = {
     template: "#path-viewer-template",
     props: [ "toolpath" ],
 
-    data: function () {
+    data: function() {
         return {
             enabled: false,
             loading: false,
@@ -25,7 +25,7 @@ module.exports = {
     },
 
     computed: {
-        target: function () {
+        target: function() {
             return this.$el.querySelector(".path-viewer-content");
         },
 
@@ -44,65 +44,65 @@ module.exports = {
     },
 
     watch: {
-        toolpath: function () {
+        toolpath: function() {
             Vue.nextTick(this.update);
         },
 
-        surfaceMode: function (mode) {
+        surfaceMode: function(mode) {
             this.update_surface_mode(mode);
         },
 
-        small: function (enable) {
+        small: function(enable) {
             cookie.set_bool("small-path-view", enable);
             Vue.nextTick(this.update_view);
         },
 
-        showPath: function (enable) {
+        showPath: function(enable) {
             cookie.set_bool("show-path", enable);
             this.set_visible(this.pathView, enable);
         },
 
-        showTool: function (enable) {
+        showTool: function(enable) {
             cookie.set_bool("show-tool", enable);
             this.set_visible(this.toolView, enable);
         },
 
-        showAxes: function (enable) {
+        showAxes: function(enable) {
             cookie.set_bool("show-axes", enable);
             this.set_visible(this.axesView, enable);
         },
 
-        showIntensity: function (enable) {
+        showIntensity: function(enable) {
             cookie.set_bool("show-intensity", enable);
             Vue.nextTick(this.update);
         },
 
-        showBBox: function (enable) {
+        showBBox: function(enable) {
             cookie.set_bool("show-bbox", enable);
             this.set_visible(this.bboxView, enable);
             this.set_visible(this.envelopeView, enable);
         },
 
-        x: function () {
+        x: function() {
             this.axis_changed();
         },
 
-        y: function () {
+        y: function() {
             this.axis_changed();
         },
 
-        z: function () {
+        z: function() {
             this.axis_changed();
         }
     },
 
-    ready: function () {
+    ready: function() {
         this.graphics();
         Vue.nextTick(this.update);
     },
 
     methods: {
-        update: async function () {
+        update: async function() {
             if (!this.webglAvailable) {
                 return;
             }
@@ -145,7 +145,7 @@ module.exports = {
             this.update_view();
         },
 
-        update_surface_mode: function (mode) {
+        update_surface_mode: function(mode) {
             if (!this.enabled) {
                 return;
             }
@@ -159,7 +159,7 @@ module.exports = {
             this.set_visible(this.workpieceMesh, mode == "solid");
         },
 
-        load_surface: function (surface) {
+        load_surface: function(surface) {
             if (typeof surface == "undefined") {
                 this.vertices = undefined;
                 this.normals = undefined;
@@ -179,14 +179,14 @@ module.exports = {
             }
         },
 
-        set_visible: function (target, visible) {
+        set_visible: function(target, visible) {
             if (typeof target != "undefined") {
                 target.visible = visible;
             }
             this.dirty = true;
         },
 
-        get_dims: function () {
+        get_dims: function() {
             const computedStyle = window.getComputedStyle(this.target);
 
             return {
@@ -195,7 +195,7 @@ module.exports = {
             };
         },
 
-        update_view: function () {
+        update_view: function() {
             if (!this.enabled) {
                 return;
             }
@@ -215,7 +215,7 @@ module.exports = {
             this.dirty = true;
         },
 
-        update_tool: function (tool) {
+        update_tool: function(tool) {
             if (!this.enabled) {
                 return;
             }
@@ -233,7 +233,7 @@ module.exports = {
             tool.position.z = this.z.pos;
         },
 
-        update_envelope: function (envelope) {
+        update_envelope: function(envelope) {
             if (!this.enabled || !this.axes.homed) {
                 return;
             }
@@ -262,13 +262,13 @@ module.exports = {
             }
         },
 
-        axis_changed: function () {
+        axis_changed: function() {
             this.update_tool();
             this.update_envelope();
             this.dirty = true;
         },
 
-        graphics: function () {
+        graphics: function() {
             if (!this.webglAvailable) {
                 return;
             }
@@ -318,8 +318,8 @@ module.exports = {
             this.controls.enableZoom = true;
 
             // Move lights with scene
-            this.controls.addEventListener("change", function (scope) {
-                return function () {
+            this.controls.addEventListener("change", function(scope) {
+                return function() {
                     keyLight.position.copy(scope.camera.position);
                     fillLight.position.copy(scope.camera.position);
                     backLight.position.copy(scope.camera.position);
@@ -337,7 +337,7 @@ module.exports = {
             this.render();
         },
 
-        create_surface_material: function () {
+        create_surface_material: function() {
             return new THREE.MeshPhongMaterial({
                 specular: 0x111111,
                 shininess: 10,
@@ -346,7 +346,7 @@ module.exports = {
             });
         },
 
-        draw_loading: function () {
+        draw_loading: function() {
             this.scene = new THREE.Scene();
 
             const geometry = new THREE.TextGeometry("Loading 3D View...", {
@@ -369,7 +369,7 @@ module.exports = {
             this.update_view();
         },
 
-        draw_workpiece: function (scene, material) {
+        draw_workpiece: function(scene, material) {
             if (typeof this.workpiece == "undefined") {
                 return;
             }
@@ -397,7 +397,7 @@ module.exports = {
             return mesh;
         },
 
-        draw_surface: function (scene, material) {
+        draw_surface: function(scene, material) {
             if (typeof this.vertices == "undefined") {
                 return;
             }
@@ -413,7 +413,7 @@ module.exports = {
             return new THREE.Mesh(geometry, material);
         },
 
-        draw_tool: function (scene, bbox) {
+        draw_tool: function(scene, bbox) {
             // Tool size is relative to bounds
             const size = bbox.getSize(new THREE.Vector3());
             let length = (size.x + size.y + size.z) / 24;
@@ -441,7 +441,7 @@ module.exports = {
             return mesh;
         },
 
-        draw_axis: function (axis, up, length, radius) {
+        draw_axis: function(axis, up, length, radius) {
             let color;
 
             if (axis == 0) {
@@ -475,7 +475,7 @@ module.exports = {
             return group;
         },
 
-        draw_axes: function (scene, bbox) {
+        draw_axes: function(scene, bbox) {
             const size = bbox.getSize(new THREE.Vector3());
             let length = (size.x + size.y + size.z) / 3;
             length /= 10;
@@ -500,7 +500,7 @@ module.exports = {
             return group;
         },
 
-        get_color: function (speed) {
+        get_color: function(speed) {
             if (isNaN(speed)) {
                 return [ 255, 0, 0 ];
             } // Rapid
@@ -513,7 +513,7 @@ module.exports = {
             return [ 0, 255 * intensity, 127 * (1 - intensity) ];
         },
 
-        draw_path: function (scene) {
+        draw_path: function(scene) {
             const geometry = new THREE.BufferGeometry();
             const material = new THREE.LineBasicMaterial({
                 vertexColors: THREE.VertexColors,
@@ -543,14 +543,14 @@ module.exports = {
             return line;
         },
 
-        create_empty_geom: function () {
+        create_empty_geom: function() {
             const geometry = new THREE.BufferGeometry();
             geometry.addAttribute("position",
                 new THREE.Float32BufferAttribute([], 3));
             return geometry;
         },
 
-        create_bbox_geom: function (bbox) {
+        create_bbox_geom: function(bbox) {
             const vertices = [];
 
             if (!bbox.isEmpty()) {
@@ -593,7 +593,7 @@ module.exports = {
             return geometry;
         },
 
-        draw_bbox: function (scene, bbox) {
+        draw_bbox: function(scene, bbox) {
             const geometry = this.create_bbox_geom(bbox);
             const material = new THREE.LineBasicMaterial({ color: 0xffffff });
             const line = new THREE.LineSegments(geometry, material);
@@ -605,7 +605,7 @@ module.exports = {
             return line;
         },
 
-        draw_envelope: function (scene) {
+        draw_envelope: function(scene) {
             const geometry = this.create_empty_geom();
             const material = new THREE.LineBasicMaterial({ color: 0x00f7ff });
             const line = new THREE.LineSegments(geometry, material);
@@ -618,7 +618,7 @@ module.exports = {
             return line;
         },
 
-        draw: function (scene) {
+        draw: function(scene) {
             // Lights
             scene.add(this.ambient);
             scene.add(this.lights);
@@ -639,7 +639,7 @@ module.exports = {
             this.envelopeView = this.draw_envelope(scene);
         },
 
-        render: function () {
+        render: function() {
             window.requestAnimationFrame(this.render);
 
             if (typeof this.scene == "undefined") {
@@ -652,7 +652,7 @@ module.exports = {
             }
         },
 
-        get_model_bounds: function () {
+        get_model_bounds: function() {
             const bbox = new THREE.Box3(new THREE.Vector3(0, 0, 0),
                 new THREE.Vector3(0.00001, 0.00001, 0.00001));
 
@@ -671,7 +671,7 @@ module.exports = {
             return bbox;
         },
 
-        snap: function (view) {
+        snap: function(view) {
             if (this.loading) {
                 return;
             }
diff --git a/src/js/settings-view.js b/src/js/settings-view.js
index ac15d35..514b42b 100644
--- a/src/js/settings-view.js
+++ b/src/js/settings-view.js
@@ -1,7 +1,7 @@
 module.exports = {
     template: "#settings-view-template",
 
-    attached: function () {
+    attached: function() {
         this.svelteComponent = SvelteComponents.createComponent(
             "SettingsView",
             document.getElementById("settings")
diff --git a/src/js/sock.js b/src/js/sock.js
index 0dcd4d5..1a248dc 100644
--- a/src/js/sock.js
+++ b/src/js/sock.js
@@ -1,6 +1,6 @@
 "use strict";
 
-const Sock = function (url, retry, timeout) {
+const Sock = function(url, retry, timeout) {
     if (!(this instanceof Sock)) {
         return new Sock(url, retry);
     }
@@ -21,37 +21,37 @@ const Sock = function (url, retry, timeout) {
     this.connect();
 };
 
-Sock.prototype.onmessage = function () {
+Sock.prototype.onmessage = function() {
     // Ignore
 };
 
-Sock.prototype.onopen = function () {
+Sock.prototype.onopen = function() {
     // Ignore
 };
 
-Sock.prototype.onclose = function () {
+Sock.prototype.onclose = function() {
     // Ignore
 };
 
-Sock.prototype.connect = function () {
+Sock.prototype.connect = function() {
     console.debug("connecting to", this.url);
     this.close();
 
     this._sock = new SockJS(this.url);
 
-    this._sock.onmessage = function (e) {
+    this._sock.onmessage = function(e) {
         console.debug("msg:", e.data);
         this.heartbeat("msg");
         this.onmessage(e);
     }.bind(this);
 
-    this._sock.onopen = function () {
+    this._sock.onopen = function() {
         console.debug("connected");
         this.heartbeat("open");
         this.onopen();
     }.bind(this);
 
-    this._sock.onclose = function () {
+    this._sock.onclose = function() {
         console.debug("disconnected");
         this._cancel_timeout();
 
@@ -62,7 +62,7 @@ Sock.prototype.connect = function () {
     }.bind(this);
 };
 
-Sock.prototype._timedout = function () {
+Sock.prototype._timedout = function() {
     // Divide timeout so slow browser doesn't trigger timeouts when the
     // connection is good.
     if (this.divisions <= ++this.count) {
@@ -75,23 +75,23 @@ Sock.prototype._timedout = function () {
     }
 };
 
-Sock.prototype._cancel_timeout = function () {
+Sock.prototype._cancel_timeout = function() {
     clearTimeout(this._timeout);
     this._timeout = undefined;
     this.count = 0;
 };
 
-Sock.prototype._set_timeout = function () {
+Sock.prototype._set_timeout = function() {
     this._timeout = setTimeout(this._timedout.bind(this),
         this.timeout / this.divisions);
 };
 
-Sock.prototype.heartbeat = function () {
+Sock.prototype.heartbeat = function() {
     this._cancel_timeout();
     this._set_timeout();
 };
 
-Sock.prototype.close = function () {
+Sock.prototype.close = function() {
     if (typeof this._sock != "undefined") {
         const sock = this._sock;
         this._sock = undefined;
@@ -99,7 +99,7 @@ Sock.prototype.close = function () {
     }
 };
 
-Sock.prototype.send = function (msg) {
+Sock.prototype.send = function(msg) {
     this._sock.send(msg);
 };
 
diff --git a/src/js/templated-input.js b/src/js/templated-input.js
index 327701c..a168b6e 100644
--- a/src/js/templated-input.js
+++ b/src/js/templated-input.js
@@ -5,16 +5,16 @@ module.exports = {
     template: "#templated-input-template",
     props: [ "name", "model", "template" ],
 
-    data: function () {
+    data: function() {
         return { view: "" };
     },
 
     computed: {
-        metric: function () {
+        metric: function() {
             return this.$root.display_units === "METRIC";
         },
 
-        _view: function () {
+        _view: function() {
             if (this.template.scale) {
                 if (this.metric) {
                     return 1 * this.model.toFixed(3);
@@ -26,13 +26,13 @@ module.exports = {
             return this.model;
         },
 
-        units: function () {
+        units: function() {
             return (this.metric || !this.template.iunit)
                 ? this.template.unit
                 : this.template.iunit;
         },
 
-        title: function () {
+        title: function() {
             let s = `Default :${this.template.default} ${(this.template.unit || "")}`;
 
             if (typeof this.template.help != "undefined") {
@@ -44,11 +44,11 @@ module.exports = {
     },
 
     watch: {
-        _view: function () {
+        _view: function() {
             this.view = this._view;
         },
 
-        view: function () {
+        view: function() {
             if (this.template.scale && !this.metric) {
                 this.model = this.view * this.template.scale;
             } else {
@@ -57,12 +57,12 @@ module.exports = {
         }
     },
 
-    ready: function () {
+    ready: function() {
         this.view = this._view;
     },
 
     methods: {
-        change: function () {
+        change: function() {
             this.$dispatch("input-changed");
         }
     }
diff --git a/src/js/tool-view.js b/src/js/tool-view.js
index cc49e6b..ae29365 100644
--- a/src/js/tool-view.js
+++ b/src/js/tool-view.js
@@ -8,7 +8,7 @@ module.exports = {
     template: "#tool-view-template",
     props: [ "config", "template", "state" ],
 
-    data: function () {
+    data: function() {
         return {
             address: 0,
             value: 0,
@@ -91,41 +91,41 @@ module.exports = {
     },
 
     watch: {
-        "state.mr": function () {
+        "state.mr": function() {
             this.value = this.state.mr;
         }
     },
 
     events: {
-        "input-changed": function () {
+        "input-changed": function() {
             this.$dispatch("config-changed");
 
             return false;
         },
     },
 
-    ready: function () {
+    ready: function() {
         this.value = this.state.mr;
     },
 
     computed: {
-        regs_tmpl: function () {
+        regs_tmpl: function() {
             return this.template["modbus-spindle"].regs;
         },
 
-        tool_type: function () {
+        tool_type: function() {
             return this.config.tool["tool-type"].toUpperCase();
         },
 
-        selected_tool: function () {
+        selected_tool: function() {
             return this.config.tool["selected-tool"];
         },
 
-        is_pwm_spindle: function () {
+        is_pwm_spindle: function() {
             return this.selected_tool == "pwm";
         },
 
-        is_modbus: function () {
+        is_modbus: function() {
             switch (this.selected_tool) {
                 case "disabled":
                 case "laser":
@@ -138,13 +138,13 @@ module.exports = {
             }
         },
 
-        modbus_status: function () {
+        modbus_status: function() {
             return modbus.status_to_string(this.state.mx);
         }
     },
 
     methods: {
-        change_selected_tool: function () {
+        change_selected_tool: function() {
             const selectedToolSettings = this.config["selected-tool-settings"] || {};
             const settings = selectedToolSettings[this.selected_tool] || {};
             this.config.tool = merge({}, this.config.tool, settings["tool"]);
@@ -157,7 +157,7 @@ module.exports = {
             this.$dispatch("config-changed");
         },
 
-        show_tool_settings: function (key) {
+        show_tool_settings: function(key) {
             switch (true) {
                 case key === "tool-type":
                 case key === "selected-tool":
@@ -181,38 +181,38 @@ module.exports = {
             }
         },
 
-        get_reg_type: function (reg) {
+        get_reg_type: function(reg) {
             return this.regs_tmpl.template["reg-type"].values[this.state[`${reg}vt`]];
         },
 
-        get_reg_addr: function (reg) {
+        get_reg_addr: function(reg) {
             return this.state[`${reg}va`];
         },
 
-        get_reg_value: function (reg) {
+        get_reg_value: function(reg) {
             return this.state[`${reg}vv`];
         },
 
-        get_reg_fails: function (reg) {
+        get_reg_fails: function(reg) {
             const fails = this.state[`${reg}vr`];
             return fails == 255 ? "Max" : fails;
         },
 
-        show_modbus_field: function (key) {
+        show_modbus_field: function(key) {
             return key != "regs" && (key != "multi-write" || this.tool_type == "CUSTOM MODBUS VFD");
         },
 
-        read: function (e) {
+        read: function(e) {
             e.preventDefault();
             api.put("modbus/read", { address: this.address });
         },
 
-        write: function (e) {
+        write: function(e) {
             e.preventDefault();
             api.put("modbus/write", { address: this.address, value: this.value });
         },
 
-        customize: function (e) {
+        customize: function(e) {
             e.preventDefault();
             this.config.tool["tool-type"] = "Custom Modbus VFD";
 
@@ -227,7 +227,7 @@ module.exports = {
             this.$dispatch("config-changed");
         },
 
-        clear: function (e) {
+        clear: function(e) {
             e.preventDefault();
             this.config.tool["tool-type"] = "Custom Modbus VFD";
 
@@ -241,7 +241,7 @@ module.exports = {
             this.$dispatch("config-changed");
         },
 
-        reset_failures: function (e) {
+        reset_failures: function(e) {
             e.preventDefault();
             const regs = this.config["modbus-spindle"].regs;
             for (let reg = 0; reg < regs.length; reg++) {
diff --git a/src/js/unit-value.js b/src/js/unit-value.js
index ff7149f..cb0dcb3 100644
--- a/src/js/unit-value.js
+++ b/src/js/unit-value.js
@@ -8,12 +8,12 @@ module.exports = {
     computed: {
         metric: {
             cache: false,
-            get: function () {
+            get: function() {
                 return this.$root.display_units === "METRIC";
             }
         },
 
-        text: function () {
+        text: function() {
             let value = this.value;
             if (typeof value == "undefined") {
                 return "";
@@ -27,7 +27,7 @@ module.exports = {
         }
     },
 
-    ready: function () {
+    ready: function() {
         if (typeof this.precision == "undefined") {
             this.precision = 0;
         }
diff --git a/src/svelte-components/src/lib/RegexHelpers.ts b/src/svelte-components/src/lib/RegexHelpers.ts
index fe7e9e7..d8f53c2 100644
--- a/src/svelte-components/src/lib/RegexHelpers.ts
+++ b/src/svelte-components/src/lib/RegexHelpers.ts
@@ -31,7 +31,7 @@ function formatFraction(value: number) {
 
 export const numberWithUnit = {
     regex: /^\s*(?:(\d+)\s*\/\s*(\d+)|(\d*\.\d+)|(\d+(?:\.\d+)?))\s*("|in|inch|inches|mm|millimeters)\s*$/,
-    parse: function (str: string) {
+    parse: function(str: string) {
         // eslint-disable-next-line prefer-const
         let [ , numerator, denominator, decimal1, decimal2, unit ]: any = str?.match(numberWithUnit.regex) ?? [];
 
@@ -68,7 +68,7 @@ export const numberWithUnit = {
                 return undefined;
         }
     },
-    normalize: function (str) {
+    normalize: function(str) {
         const value = this.parse(str);
 
         switch (true) {