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Added "--dependencies" command-line switch that reports import dependency information for all source files that were analyzed.

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This commit is contained in:
Eric Traut 2019-07-27 12:58:14 -07:00
parent 28c7aa18aa
commit 3c9954eb30
4 changed files with 49 additions and 1 deletions
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1
docs/command-line.md
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@ -4,6 +4,7 @@ Pyright can be run as either a VS Code extension or as a node-based command-line
| Flag | Description |
| :--------------------------------- | :--------------------------------------------------- |
| --dependencies | Emit import dependecy information |
| -h, --help | Show help message |
| -p, --project FILE OR DIRECTORY | Use the configuration file at this location |
| --stats | Print detailed performance stats |

37
server/src/analyzer/program.ts
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@ -302,6 +302,43 @@ export class Program {
return false;
}
// Prints import dependency information for each of the files in the program.
printDependencies() {
const sortedFiles = this._sourceFileList.sort((a, b) => {
return (a.sourceFile.getFilePath() < b.sourceFile.getFilePath()) ? 1 : -1;
});
const zeroImportFiles: SourceFile[] = [];
sortedFiles.forEach(sfInfo => {
this._console.log(`${ sfInfo.sourceFile.getFilePath() }`)
this._console.log(` Imports ${ sfInfo.imports.length } ` +
`file${ sfInfo.imports.length === 1 ? '' : 's' }`)
sfInfo.imports.forEach(importInfo => {
this._console.log(` ${ importInfo.sourceFile.getFilePath() }`)
});
this._console.log(` Imported by ${ sfInfo.importedBy.length } ` +
`file${ sfInfo.importedBy.length === 1 ? '' : 's' }`)
sfInfo.importedBy.forEach(importInfo => {
this._console.log(` ${ importInfo.sourceFile.getFilePath() }`)
});
if (sfInfo.importedBy.length === 0) {
zeroImportFiles.push(sfInfo.sourceFile);
}
});
if (zeroImportFiles.length > 0) {
this._console.log('');
this._console.log(`${ zeroImportFiles.length } file${ zeroImportFiles.length === 1 ? '' : 's' }` +
` not explicitly imported`);
zeroImportFiles.forEach(importFile => {
this._console.log(` ${ importFile.getFilePath() }`)
});
}
}
// This method is similar to analyze() except that it analyzes
// a single file (and its dependencies if necessary).
private _analyzeFile(sourceFileInfo: SourceFileInfo, options: ConfigOptions,

4
server/src/analyzer/service.ts
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@ -152,6 +152,10 @@ export class AnalyzerService {
this._console.log('Maximum pass count: ' + maxPassCount.toString() + path);
}
printDependencies() {
this._program.printDependencies();
}
test_getConfigOptions(commandLineOptions: CommandLineOptions): ConfigOptions {
return this._getConfigOptions(commandLineOptions);
}

8
server/src/pyright.ts
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@ -38,6 +38,7 @@ interface DiagnosticResult {
function processArgs() {
const optionDefinitions: OptionDefinition[] = [
{ name: 'dependencies', type: Boolean },
{ name: 'files', type: String, multiple: true, defaultOption: true },
{ name: 'help', alias: 'h', type: Boolean },
{ name: 'project', alias: 'p', type: String },
@ -95,7 +96,7 @@ function processArgs() {
options.typeshedPath = combinePaths(process.cwd(), normalizePath(args['typeshed-path']));
}
options.verboseOutput = args.verbose !== undefined;
options.verboseOutput = !!args.verbose;
let watch = args.watch !== undefined;
options.watch = watch;
@ -124,6 +125,10 @@ function processArgs() {
timingStats.printDetails(console);
}
if (args.dependencies) {
service.printDependencies();
}
if (!watch) {
process.exit(
errorCount > 0 ?
@ -146,6 +151,7 @@ function printUsage() {
console.log(
'Usage: ' + toolName + ' [options] files...\n' +
' Options:\n' +
' --dependencies Emit import dependecy information\n' +
' -h,--help Show this help message\n' +
' -p,--project FILE OR DIRECTORY Use the configuration file at this location\n' +
' --stats Print detailed performance stats\n' +