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Copy pathrulesProvider.ts
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115 lines (96 loc) · 4.39 KB
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/// <reference path="references.ts"/>
/* @internal */
namespace ts.formatting {
export class RulesProvider {
private globalRules: Rules;
private options: ts.FormatCodeOptions;
private activeRules: Rule[];
private rulesMap: RulesMap;
constructor() {
this.globalRules = new Rules();
}
public getRuleName(rule: Rule): string {
return this.globalRules.getRuleName(rule);
}
public getRuleByName(name: string): Rule {
return this.globalRules[name];
}
public getRulesMap() {
return this.rulesMap;
}
public ensureUpToDate(options: ts.FormatCodeOptions) {
// TODO: Should this be '==='?
if (this.options == null || !ts.compareDataObjects(this.options, options)) {
let activeRules = this.createActiveRules(options);
let rulesMap = RulesMap.create(activeRules);
this.activeRules = activeRules;
this.rulesMap = rulesMap;
this.options = ts.clone(options);
}
}
private createActiveRules(options: ts.FormatCodeOptions): Rule[] {
let rules = this.globalRules.HighPriorityCommonRules.slice(0);
if (options.InsertSpaceAfterCommaDelimiter) {
rules.push(this.globalRules.SpaceAfterComma);
}
else {
rules.push(this.globalRules.NoSpaceAfterComma);
}
if (options.InsertSpaceAfterFunctionKeywordForAnonymousFunctions) {
rules.push(this.globalRules.SpaceAfterAnonymousFunctionKeyword);
}
else {
rules.push(this.globalRules.NoSpaceAfterAnonymousFunctionKeyword);
}
if (options.InsertSpaceAfterKeywordsInControlFlowStatements) {
rules.push(this.globalRules.SpaceAfterKeywordInControl);
}
else {
rules.push(this.globalRules.NoSpaceAfterKeywordInControl);
}
if (options.InsertSpaceAfterOpeningAndBeforeClosingNonemptyParenthesis) {
rules.push(this.globalRules.SpaceAfterOpenParen);
rules.push(this.globalRules.SpaceBeforeCloseParen);
rules.push(this.globalRules.NoSpaceBetweenParens);
}
else {
rules.push(this.globalRules.NoSpaceAfterOpenParen);
rules.push(this.globalRules.NoSpaceBeforeCloseParen);
rules.push(this.globalRules.NoSpaceBetweenParens);
}
if ( options.InsertSpaceAfterOpeningAndBeforeClosingNonemptyBrackets ) {
rules.push( this.globalRules.SpaceAfterOpenBracket );
rules.push( this.globalRules.SpaceBeforeCloseBracket );
rules.push( this.globalRules.NoSpaceBetweenBrackets );
}
else {
rules.push( this.globalRules.NoSpaceAfterOpenBracket );
rules.push( this.globalRules.NoSpaceBeforeCloseBracket );
rules.push( this.globalRules.NoSpaceBetweenBrackets );
}
if (options.InsertSpaceAfterSemicolonInForStatements) {
rules.push(this.globalRules.SpaceAfterSemicolonInFor);
}
else {
rules.push(this.globalRules.NoSpaceAfterSemicolonInFor);
}
if (options.InsertSpaceBeforeAndAfterBinaryOperators) {
rules.push(this.globalRules.SpaceBeforeBinaryOperator);
rules.push(this.globalRules.SpaceAfterBinaryOperator);
}
else {
rules.push(this.globalRules.NoSpaceBeforeBinaryOperator);
rules.push(this.globalRules.NoSpaceAfterBinaryOperator);
}
if (options.PlaceOpenBraceOnNewLineForControlBlocks) {
rules.push(this.globalRules.NewLineBeforeOpenBraceInControl);
}
if (options.PlaceOpenBraceOnNewLineForFunctions) {
rules.push(this.globalRules.NewLineBeforeOpenBraceInFunction);
rules.push(this.globalRules.NewLineBeforeOpenBraceInTypeScriptDeclWithBlock);
}
rules = rules.concat(this.globalRules.LowPriorityCommonRules);
return rules;
}
}
}