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refactor(core/error): use evaluated call sites for formatting (#15369)
This commit is contained in:
Nayeem Rahman
GitHub
parent
03377ca1d2
commit
96290f1a66
2 changed files with 49 additions and 136 deletions
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@ -17,6 +17,7 @@
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Promise,
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ObjectFromEntries,
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MapPrototypeGet,
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MapPrototypeHas,
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MapPrototypeDelete,
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MapPrototypeSet,
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PromisePrototypeThen,
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184
core/02_error.js
184
core/02_error.js
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@ -15,156 +15,81 @@
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ArrayPrototypeJoin,
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} = window.__bootstrap.primordials;
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// Some of the code here is adapted directly from V8 and licensed under a BSD
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// style license available here: https://github.com/v8/v8/blob/24886f2d1c565287d33d71e4109a53bf0b54b75c/LICENSE.v8
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function patchCallSite(callSite, location) {
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return {
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getThis() {
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return callSite.getThis();
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},
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getTypeName() {
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return callSite.getTypeName();
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},
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getFunction() {
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return callSite.getFunction();
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},
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getFunctionName() {
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return callSite.getFunctionName();
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},
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getMethodName() {
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return callSite.getMethodName();
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},
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getFileName() {
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return location.fileName;
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},
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getLineNumber() {
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return location.lineNumber;
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},
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getColumnNumber() {
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return location.columnNumber;
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},
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getEvalOrigin() {
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return callSite.getEvalOrigin();
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},
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isToplevel() {
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return callSite.isToplevel();
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},
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isEval() {
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return callSite.isEval();
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},
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isNative() {
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return callSite.isNative();
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},
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isConstructor() {
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return callSite.isConstructor();
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},
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isAsync() {
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return callSite.isAsync();
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},
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isPromiseAll() {
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return callSite.isPromiseAll();
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},
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getPromiseIndex() {
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return callSite.getPromiseIndex();
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},
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};
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}
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// Keep in sync with `cli/fmt_errors.rs`.
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function formatLocation(callSite) {
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if (callSite.isNative()) {
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function formatLocation(cse) {
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if (cse.isNative) {
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return "native";
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}
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let result = "";
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const fileName = callSite.getFileName();
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if (fileName) {
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result += core.opSync("op_format_file_name", fileName);
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if (cse.fileName) {
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result += core.opSync("op_format_file_name", cse.fileName);
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} else {
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if (callSite.isEval()) {
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const evalOrigin = callSite.getEvalOrigin();
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if (evalOrigin == null) {
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if (cse.isEval) {
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if (cse.evalOrigin == null) {
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throw new Error("assert evalOrigin");
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}
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result += `${evalOrigin}, `;
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result += `${cse.evalOrigin}, `;
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}
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result += "<anonymous>";
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}
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const lineNumber = callSite.getLineNumber();
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if (lineNumber != null) {
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result += `:${lineNumber}`;
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const columnNumber = callSite.getColumnNumber();
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if (columnNumber != null) {
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result += `:${columnNumber}`;
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if (cse.lineNumber != null) {
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result += `:${cse.lineNumber}`;
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if (cse.columnNumber != null) {
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result += `:${cse.columnNumber}`;
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}
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}
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return result;
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}
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// Keep in sync with `cli/fmt_errors.rs`.
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function formatCallSite(callSite) {
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function formatCallSiteEval(cse) {
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let result = "";
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const functionName = callSite.getFunctionName();
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const isTopLevel = callSite.isToplevel();
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const isAsync = callSite.isAsync();
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const isPromiseAll = callSite.isPromiseAll();
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const isConstructor = callSite.isConstructor();
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const isMethodCall = !(isTopLevel || isConstructor);
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if (isAsync) {
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if (cse.isAsync) {
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result += "async ";
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}
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if (isPromiseAll) {
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result += `Promise.all (index ${callSite.getPromiseIndex()})`;
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if (cse.isPromiseAll) {
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result += `Promise.all (index ${cse.promiseIndex})`;
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return result;
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}
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const isMethodCall = !(cse.isToplevel || cse.isConstructor);
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if (isMethodCall) {
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const typeName = callSite.getTypeName();
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const methodName = callSite.getMethodName();
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if (functionName) {
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if (typeName) {
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if (!StringPrototypeStartsWith(functionName, typeName)) {
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result += `${typeName}.`;
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if (cse.functionName) {
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if (cse.typeName) {
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if (!StringPrototypeStartsWith(cse.functionName, cse.typeName)) {
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result += `${cse.typeName}.`;
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}
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}
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result += functionName;
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if (methodName) {
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if (!StringPrototypeEndsWith(functionName, methodName)) {
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result += ` [as ${methodName}]`;
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result += cse.functionName;
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if (cse.methodName) {
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if (!StringPrototypeEndsWith(cse.functionName, cse.methodName)) {
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result += ` [as ${cse.methodName}]`;
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}
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}
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} else {
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if (typeName) {
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result += `${typeName}.`;
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if (cse.typeName) {
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result += `${cse.typeName}.`;
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}
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if (methodName) {
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result += methodName;
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if (cse.methodName) {
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result += cse.methodName;
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} else {
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result += "<anonymous>";
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}
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}
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} else if (isConstructor) {
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} else if (cse.isConstructor) {
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result += "new ";
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if (functionName) {
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result += functionName;
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if (cse.functionName) {
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result += cse.functionName;
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} else {
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result += "<anonymous>";
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}
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} else if (functionName) {
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result += functionName;
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} else if (cse.functionName) {
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result += cse.functionName;
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} else {
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result += formatLocation(callSite);
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result += formatLocation(cse);
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return result;
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}
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result += ` (${formatLocation(callSite)})`;
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result += ` (${formatLocation(cse)})`;
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return result;
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}
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@ -189,37 +114,24 @@
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};
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}
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/** A function that can be used as `Error.prepareStackTrace`. */
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function prepareStackTrace(
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error,
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callSites,
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) {
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const mappedCallSites = ArrayPrototypeMap(callSites, (callSite) => {
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const fileName = callSite.getFileName();
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const lineNumber = callSite.getLineNumber();
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const columnNumber = callSite.getColumnNumber();
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if (fileName && lineNumber != null && columnNumber != null) {
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return patchCallSite(
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callSite,
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core.opSync("op_apply_source_map", {
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fileName,
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lineNumber,
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columnNumber,
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}),
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);
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function sourceMapCallSiteEval(cse) {
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if (cse.fileName && cse.lineNumber != null && cse.columnNumber != null) {
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return { ...cse, ...core.opSync("op_apply_source_map", cse) };
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}
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return callSite;
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});
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return cse;
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}
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/** A function that can be used as `Error.prepareStackTrace`. */
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function prepareStackTrace(error, callSites) {
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let callSiteEvals = ArrayPrototypeMap(callSites, evaluateCallSite);
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callSiteEvals = ArrayPrototypeMap(callSiteEvals, sourceMapCallSiteEval);
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ObjectDefineProperties(error, {
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__callSiteEvals: { value: [], configurable: true },
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});
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const formattedCallSites = [];
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for (const callSite of mappedCallSites) {
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ArrayPrototypePush(error.__callSiteEvals, evaluateCallSite(callSite));
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ArrayPrototypePush(
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formattedCallSites,
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formatCallSite(callSite),
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);
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for (const cse of callSiteEvals) {
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ArrayPrototypePush(error.__callSiteEvals, cse);
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ArrayPrototypePush(formattedCallSites, formatCallSiteEval(cse));
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}
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const message = error.message !== undefined ? error.message : "";
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const name = error.name !== undefined ? error.name : "Error";
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