forked from external/vscode-xml
Begin Implementing V2 Formatter
This commit is contained in:
Josh Johnson
parent
5526923772
commit
8f0bf58462
5 changed files with 210 additions and 57 deletions
10
package.json
10
package.json
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@ -88,7 +88,7 @@
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},
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"xmlTools.xmlFormatterImplementation": {
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"type": "string",
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"default": "classic",
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"default": "v2",
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"description": "Supported XML Formatters: classic",
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"scope": "resource"
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},
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@ -122,6 +122,14 @@
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"key": "ctrl+shift+alt+b",
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"command": "xmlTools.formatXml"
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}
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],
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"languages": [
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{
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"id": "xquery",
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"aliases": ["XQuery", "xquery"],
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"extensions": [".xq",".xql",".xqm",".xqy",".xquery"],
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"configuration": "./languages/xquery/xquery.json"
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}
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]
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},
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"scripts": {
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@ -1,29 +1,33 @@
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import { workspace } from "vscode";
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import { languages, workspace } from "vscode";
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import { ExtensionContext, WorkspaceConfiguration } from "vscode";
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import { XmlFormatter } from "./formatting/xml-formatter";
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import { XmlFormattingEditProvider } from "./formatting/xml-formatting-edit-provider";
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import { ClassicXmlFormatter } from "./formatting/formatters/classic-xml-formatter";
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import { V2XmlFormatter } from "./formatting/formatters/v2-xml-formatter";
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import * as constants from "./constants";
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const onActivateHandlers: OnActivateHandler[] = [];
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const onDeactivateHandlers: OnDeactivateHandler[] = [];
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export function activate(context: ExtensionContext) {
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const workspaceConfiguration = workspace.getConfiguration(constants.extensionPrefix);
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const config = workspace.getConfiguration(constants.extensionPrefix);
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onActivateHandlers.forEach(x => x(context, workspaceConfiguration));
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/* Formatting Features */
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const xmlFormatterImplementationSetting = config.get<string>("xmlFormatterImplementation");
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let xmlFormatterImplementation: XmlFormatter;
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switch (xmlFormatterImplementationSetting) {
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case "v2": xmlFormatterImplementation = new V2XmlFormatter(); break;
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case "classic": default: xmlFormatterImplementation = new ClassicXmlFormatter(); break;
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}
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const xmlFormattingEditProvider = new XmlFormattingEditProvider(config, xmlFormatterImplementation);
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context.subscriptions.push(
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languages.registerDocumentFormattingEditProvider("xml", xmlFormattingEditProvider),
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languages.registerDocumentRangeFormattingEditProvider("xml", xmlFormattingEditProvider)
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);
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}
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export function deactivate() {
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onDeactivateHandlers.forEach(x => x());
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// do nothing
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}
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export function onActivate(handler: OnActivateHandler): void {
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onActivateHandlers.push(handler);
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}
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export function onDeactivate(handler: OnDeactivateHandler): void {
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onDeactivateHandlers.push(handler);
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}
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export type OnActivateHandler = (context: ExtensionContext, config: WorkspaceConfiguration) => void;
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export type OnDeactivateHandler = () => void;
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174
src/formatting/formatters/v2-xml-formatter.ts
Normal file
174
src/formatting/formatters/v2-xml-formatter.ts
Normal file
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@ -0,0 +1,174 @@
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import { XmlFormatter } from "../xml-formatter";
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import { XmlFormattingOptions } from "../xml-formatting-options";
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import { ClassicXmlFormatter } from "./classic-xml-formatter";
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/* tslint:disable no-use-before-declare */
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export class V2XmlFormatter implements XmlFormatter {
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formatXml(xml: string, options: XmlFormattingOptions): string {
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xml = this.minifyXml(xml, options);
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let output = "";
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let indentLevel = 0;
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let location = Location.Text;
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let lastNonTextLocation = Location.Text; // hah
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// NOTE: all "exiting" checks should appear after their associated "entering" checks
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for (let i = 0; i < xml.length; i++) {
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const cc = xml[i];
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const nc = xml.charAt(i + 1);
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const nnc = xml.charAt(i + 2);
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const pc = xml.charAt(i - 1);
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// entering CData
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if (location === Location.Text && cc === "<" && nc === "!" && nnc === "[") {
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output += `${this._getIndent(options, indentLevel)}<`;
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location = Location.CData;
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}
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// exiting CData
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else if (location === Location.CData && cc === "]" && nc === "]" && nnc === ">") {
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output += "]]>";
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i += 2;
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lastNonTextLocation = location;
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location = Location.Text;
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}
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// entering Comment
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else if (location === Location.Text && cc === "<" && nc === "!" && nnc === "-") {
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output += `${this._getIndent(options, indentLevel)}<`;
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location = Location.Comment;
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}
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// exiting Comment
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else if (location === Location.Comment && cc === "-" && nc === "-" && nnc === ">") {
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output += "-->";
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i += 2;
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lastNonTextLocation = location;
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location = Location.Text;
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}
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// entering SpecialTag
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else if (location === Location.Text && cc === "<" && (nc === "!" || nc === "?")) {
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output += `${this._getIndent(options, indentLevel)}<`;
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location = Location.SpecialTag;
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}
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// exiting SpecialTag
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else if (location === Location.SpecialTag && cc === ">") {
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output += `>`;
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lastNonTextLocation = location;
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location = Location.Text;
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}
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// entering StartTag.StartTagName
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else if (location === Location.Text && cc === "<" && ["/", "!"].indexOf(nc) === -1) {
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// if this occurs after another tag, prepend a line break
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if (pc === ">") {
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output += `${options.newLine}${this._getIndent(options, indentLevel)}<`;
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}
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else {
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output += `${this._getIndent(options, indentLevel)}<`;
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}
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indentLevel++;
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location = Location.StartTagName;
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}
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// exiting StartTag.StartTagName, enter StartTag
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else if (location === Location.StartTagName && cc === " ") {
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output += " ";
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lastNonTextLocation = location;
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location = Location.StartTag;
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}
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// entering StartTag.Attribute
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else if (location === Location.StartTag && [" ", "/", ">"].indexOf(cc) === -1) {
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output += cc;
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lastNonTextLocation = location;
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location = Location.Attribute;
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}
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// entering StartTag.Attribute.AttributeValue
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else if (location === Location.Attribute && cc === "\"") {
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output += "\"";
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lastNonTextLocation = location;
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location = Location.AttributeValue;
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}
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// exiting StartTag.Attribute.AttributeValue, entering StartTag
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else if (location === Location.AttributeValue && cc === "\"") {
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output += "\"";
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lastNonTextLocation = location;
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location = Location.StartTag;
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}
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// exiting StartTag or StartTag.StartTagName, entering Text
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else if ((location === Location.StartTag || location === Location.StartTagName) && cc === ">") {
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// if this was a self-closing tag, we need to decrement the indent level
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if (pc === "/") {
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indentLevel--;
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}
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output += ">";
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lastNonTextLocation = location;
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location = Location.Text;
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}
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// entering EndTag
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else if (location === Location.Text && cc === "<" && nc === "/") {
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indentLevel--;
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// if the end tag immediately follows another end tag, add a line break and indent
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// otherwise, this should be treated as a same-line end tag(ex. <element>text</element>)
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if (lastNonTextLocation === Location.EndTag) {
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output += `${options.newLine}${this._getIndent(options, indentLevel)}<`;
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}
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else {
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output += "<";
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}
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location = Location.EndTag;
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}
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// exiting EndTag, entering Text
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else if (location === Location.EndTag && cc === ">") {
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output += ">";
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lastNonTextLocation = location;
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location = Location.Text;
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}
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// Text
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else {
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output += cc;
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}
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}
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return output;
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}
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minifyXml(xml: string, options: XmlFormattingOptions): string {
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return new ClassicXmlFormatter().minifyXml(xml, options);
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}
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private _getIndent(options: XmlFormattingOptions, indentLevel: number): string {
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return ((options.editorOptions.insertSpaces) ? " ".repeat(options.editorOptions.tabSize) : "\t").repeat(indentLevel);
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}
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}
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enum Location {
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Attribute,
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AttributeValue,
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CData,
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Comment,
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EndTag,
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SpecialTag,
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StartTag,
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StartTagName,
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Text
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}
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@ -1,43 +1,12 @@
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import { commands, languages, workspace } from "vscode";
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import { workspace } from "vscode";
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import {
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CancellationToken, DocumentFormattingEditProvider, DocumentRangeFormattingEditProvider, ExtensionContext,
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FormattingOptions, ProviderResult, Range, TextDocument, TextEdit, TextEditor, WorkspaceConfiguration
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CancellationToken, DocumentFormattingEditProvider, DocumentRangeFormattingEditProvider, EndOfLine,
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FormattingOptions, ProviderResult, Range, TextDocument, TextEdit, WorkspaceConfiguration
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} from "vscode";
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import * as constants from "../constants";
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import * as extension from "../extension";
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import { XmlFormatter } from "./xml-formatter";
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import { ClassicXmlFormatter } from "./formatters/classic-xml-formatter";
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extension.onActivate((context: ExtensionContext, config: WorkspaceConfiguration) => {
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const xmlFormatterImplementationSetting = config.get<string>("xmlFormatterImplementation");
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let xmlFormatterImplementation: XmlFormatter;
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switch (xmlFormatterImplementationSetting) {
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case "classic":
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default: xmlFormatterImplementation = new ClassicXmlFormatter(); break;
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}
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// tslint:disable-next-line:no-use-before-declare
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const xmlFormattingEditProvider = new XmlFormattingEditProvider(config, xmlFormatterImplementation);
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const formatAsXmlCommand = commands.registerTextEditorCommand("xmlTools.formatAsXml", (textEditor) => {
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// TODO: implement command
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});
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const minifyXmlCommand = commands.registerTextEditorCommand("xmlTools.minifyXml", (textEditor: TextEditor) => {
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// TODO: implement command
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});
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context.subscriptions.push(
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formatAsXmlCommand,
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minifyXmlCommand,
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languages.registerDocumentFormattingEditProvider("xml", xmlFormattingEditProvider),
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languages.registerDocumentRangeFormattingEditProvider("xml", xmlFormattingEditProvider)
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);
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});
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export class XmlFormattingEditProvider implements DocumentFormattingEditProvider, DocumentRangeFormattingEditProvider {
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constructor(
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@ -60,7 +29,7 @@ export class XmlFormattingEditProvider implements DocumentFormattingEditProvider
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xml = this.xmlFormatter.formatXml(xml, {
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editorOptions: options,
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newLine: document.eol.toString(),
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newLine: (document.eol === EndOfLine.CRLF) ? "\r\n" : "\n",
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removeCommentsOnMinify: this.workspaceConfiguration.get<boolean>("removeCommentsOnMinify"),
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splitXmlnsOnFormat: this.workspaceConfiguration.get<boolean>("splitXmlnsOnFormat")
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});
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@ -77,8 +77,6 @@
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"one-line": [
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true,
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"check-open-brace",
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"check-catch",
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"check-else",
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"check-whitespace"
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],
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"prefer-const": true,
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