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authorNevena Bojovic <nenabojov@gmail.com>2022-03-01 20:05:50 +0100
committerNevena Bojovic <nenabojov@gmail.com>2022-03-01 20:05:50 +0100
commit291803c31f829fe0d32bb3207bc11def95a7408c (patch)
treec7d43107d79291b19d8c9eceefbe91c9f9a52acf /sandbox/testAppNevena/Front/node_modules/source-map/lib/wasm.js
parent1fa69862057db4db53cfda5be9c24b4228ef63f7 (diff)
Urađena test aplikacija. Povezan front i back.
Diffstat (limited to 'sandbox/testAppNevena/Front/node_modules/source-map/lib/wasm.js')
-rw-r--r--sandbox/testAppNevena/Front/node_modules/source-map/lib/wasm.js107
1 files changed, 107 insertions, 0 deletions
diff --git a/sandbox/testAppNevena/Front/node_modules/source-map/lib/wasm.js b/sandbox/testAppNevena/Front/node_modules/source-map/lib/wasm.js
new file mode 100644
index 00000000..88b18bea
--- /dev/null
+++ b/sandbox/testAppNevena/Front/node_modules/source-map/lib/wasm.js
@@ -0,0 +1,107 @@
+const readWasm = require("../lib/read-wasm");
+
+/**
+ * Provide the JIT with a nice shape / hidden class.
+ */
+function Mapping() {
+ this.generatedLine = 0;
+ this.generatedColumn = 0;
+ this.lastGeneratedColumn = null;
+ this.source = null;
+ this.originalLine = null;
+ this.originalColumn = null;
+ this.name = null;
+}
+
+let cachedWasm = null;
+
+module.exports = function wasm() {
+ if (cachedWasm) {
+ return cachedWasm;
+ }
+
+ const callbackStack = [];
+
+ cachedWasm = readWasm().then(buffer => {
+ return WebAssembly.instantiate(buffer, {
+ env: {
+ mapping_callback(
+ generatedLine,
+ generatedColumn,
+
+ hasLastGeneratedColumn,
+ lastGeneratedColumn,
+
+ hasOriginal,
+ source,
+ originalLine,
+ originalColumn,
+
+ hasName,
+ name
+ ) {
+ const mapping = new Mapping();
+ // JS uses 1-based line numbers, wasm uses 0-based.
+ mapping.generatedLine = generatedLine + 1;
+ mapping.generatedColumn = generatedColumn;
+
+ if (hasLastGeneratedColumn) {
+ // JS uses inclusive last generated column, wasm uses exclusive.
+ mapping.lastGeneratedColumn = lastGeneratedColumn - 1;
+ }
+
+ if (hasOriginal) {
+ mapping.source = source;
+ // JS uses 1-based line numbers, wasm uses 0-based.
+ mapping.originalLine = originalLine + 1;
+ mapping.originalColumn = originalColumn;
+
+ if (hasName) {
+ mapping.name = name;
+ }
+ }
+
+ callbackStack[callbackStack.length - 1](mapping);
+ },
+
+ start_all_generated_locations_for() { console.time("all_generated_locations_for"); },
+ end_all_generated_locations_for() { console.timeEnd("all_generated_locations_for"); },
+
+ start_compute_column_spans() { console.time("compute_column_spans"); },
+ end_compute_column_spans() { console.timeEnd("compute_column_spans"); },
+
+ start_generated_location_for() { console.time("generated_location_for"); },
+ end_generated_location_for() { console.timeEnd("generated_location_for"); },
+
+ start_original_location_for() { console.time("original_location_for"); },
+ end_original_location_for() { console.timeEnd("original_location_for"); },
+
+ start_parse_mappings() { console.time("parse_mappings"); },
+ end_parse_mappings() { console.timeEnd("parse_mappings"); },
+
+ start_sort_by_generated_location() { console.time("sort_by_generated_location"); },
+ end_sort_by_generated_location() { console.timeEnd("sort_by_generated_location"); },
+
+ start_sort_by_original_location() { console.time("sort_by_original_location"); },
+ end_sort_by_original_location() { console.timeEnd("sort_by_original_location"); },
+ }
+ });
+ }).then(Wasm => {
+ return {
+ exports: Wasm.instance.exports,
+ withMappingCallback: (mappingCallback, f) => {
+ callbackStack.push(mappingCallback);
+ try {
+ f();
+ } finally {
+ callbackStack.pop();
+ }
+ }
+ };
+ }).then(null, e => {
+ cachedWasm = null;
+ throw e;
+ });
+
+ return cachedWasm;
+};