107 lines
2.8 KiB
TypeScript
107 lines
2.8 KiB
TypeScript
import * as ts from 'typescript';
|
|
|
|
import {ReflectorHost, ReflectorHostContext} from '../src/reflector_host';
|
|
|
|
export type Entry = string | Directory;
|
|
|
|
export interface Directory { [name: string]: Entry; }
|
|
|
|
export class MockContext implements ReflectorHostContext {
|
|
constructor(public currentDirectory: string, private files: Entry) {}
|
|
|
|
exists(fileName: string): boolean { return this.getEntry(fileName) !== undefined; }
|
|
|
|
read(fileName: string): string|undefined {
|
|
let data = this.getEntry(fileName);
|
|
if (typeof data === 'string') {
|
|
return data;
|
|
}
|
|
return undefined;
|
|
}
|
|
|
|
write(fileName: string, data: string): void {
|
|
let parts = fileName.split('/');
|
|
let name = parts.pop();
|
|
let entry = this.getEntry(parts);
|
|
if (entry && typeof entry !== 'string') {
|
|
entry[name] = data;
|
|
}
|
|
}
|
|
|
|
getEntry(fileName: string|string[]): Entry|undefined {
|
|
let parts = typeof fileName === 'string' ? fileName.split('/') : fileName;
|
|
if (parts[0]) {
|
|
parts = this.currentDirectory.split('/').concat(parts);
|
|
}
|
|
parts.shift();
|
|
parts = normalize(parts);
|
|
let current = this.files;
|
|
while (parts.length) {
|
|
let part = parts.shift();
|
|
if (typeof current === 'string') {
|
|
return undefined;
|
|
}
|
|
let next = (<Directory>current)[part];
|
|
if (next === undefined) {
|
|
return undefined;
|
|
}
|
|
current = next;
|
|
}
|
|
return current;
|
|
}
|
|
}
|
|
|
|
function normalize(parts: string[]): string[] {
|
|
let result: string[] = [];
|
|
while (parts.length) {
|
|
let part = parts.shift();
|
|
switch (part) {
|
|
case '.':
|
|
break;
|
|
case '..':
|
|
result.pop();
|
|
break;
|
|
default:
|
|
result.push(part);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
export class MockCompilerHost implements ts.CompilerHost {
|
|
constructor(private context: MockContext) {}
|
|
|
|
fileExists(fileName: string): boolean { return this.context.exists(fileName); }
|
|
|
|
readFile(fileName: string): string { return this.context.read(fileName); }
|
|
|
|
directoryExists(directoryName: string): boolean { return this.context.exists(directoryName); }
|
|
|
|
getSourceFile(
|
|
fileName: string, languageVersion: ts.ScriptTarget,
|
|
onError?: (message: string) => void): ts.SourceFile {
|
|
let sourceText = this.context.read(fileName);
|
|
if (sourceText) {
|
|
return ts.createSourceFile(fileName, sourceText, languageVersion);
|
|
} else {
|
|
return undefined;
|
|
}
|
|
}
|
|
|
|
getDefaultLibFileName(options: ts.CompilerOptions): string {
|
|
return ts.getDefaultLibFileName(options);
|
|
}
|
|
|
|
writeFile: ts.WriteFileCallback = (fileName, text) => { this.context.write(fileName, text); }
|
|
|
|
getCurrentDirectory(): string {
|
|
return this.context.currentDirectory;
|
|
}
|
|
|
|
getCanonicalFileName(fileName: string): string { return fileName; }
|
|
|
|
useCaseSensitiveFileNames(): boolean { return false; }
|
|
|
|
getNewLine(): string { return '\n'; }
|
|
}
|