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Diffstat (limited to 'packages/pogen/src/dumpTree.ts')
-rw-r--r-- | packages/pogen/src/dumpTree.ts | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/packages/pogen/src/dumpTree.ts b/packages/pogen/src/dumpTree.ts new file mode 100644 index 000000000..af25caf32 --- /dev/null +++ b/packages/pogen/src/dumpTree.ts @@ -0,0 +1,49 @@ +/* + This file is part of TALER + (C) 2016 GNUnet e.V. + + TALER is free software; you can redistribute it and/or modify it under the + terms of the GNU General Public License as published by the Free Software + Foundation; either version 3, or (at your option) any later version. + + TALER is distributed in the hope that it will be useful, but WITHOUT ANY + WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR + A PARTICULAR PURPOSE. See the GNU General Public License for more details. + + You should have received a copy of the GNU General Public License along with + TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/> + */ + + +/** + * Print the syntax tree of a TypeScript program. + * + * @author Florian Dold + */ + +"use strict"; + +import { readFileSync } from "fs"; +import { execSync } from "child_process"; +import * as ts from "typescript"; + + +export function processFile(sourceFile: ts.SourceFile) { + processNode(sourceFile); + + function processNode(node: ts.Node, level=0) { + let indent = ""; + for (let i = 0; i < level; i++) { + indent = indent + " "; + } + console.log(indent + ts.SyntaxKind[node.kind]); + ts.forEachChild(node, (n) => processNode(n, level+1)); + } +} + +const fileNames = process.argv.slice(2); + +fileNames.forEach(fileName => { + let sourceFile = ts.createSourceFile(fileName, readFileSync(fileName).toString(), ts.ScriptTarget.ES2016, /*setParentNodes */ true); + processFile(sourceFile); +}); |