Java DevMode类代码示例

import com.google.javascript.jscomp.CompilerOptions.DevMode; //导入依赖的package包/类
public void optimize() {
  // Ideally, this pass should be the first pass run, however:
  // 1) VariableReferenceCheck reports unexpected warnings if Normalize
  // is done first.
  // 2) ReplaceMessages, stripCode, and potentially custom passes rely on
  // unmodified local names.
  normalize();

  PhaseOptimizer phaseOptimizer = new PhaseOptimizer(this, tracker);
  if (options.devMode == DevMode.EVERY_PASS) {
    phaseOptimizer.setSanityCheck(sanityCheck);
  }
  phaseOptimizer.consume(getPassConfig().getOptimizations());
  phaseOptimizer.process(externsRoot, jsRoot);
  if (hasErrors()) {
    return;
  }
}
 

import com.google.javascript.jscomp.CompilerOptions.DevMode; //导入依赖的package包/类
public void testAlwaysRunSafetyCheck() {
  CompilerOptions options = createCompilerOptions();
  options.setDevMode(DevMode.OFF);
  options.setCheckSymbols(false);
  options.addCustomPass(
      CustomPassExecutionTime.BEFORE_OPTIMIZATIONS,
      new CompilerPass() {
        @Override
        public void process(Node externs, Node root) {
          Node var = root.getLastChild().getFirstChild();
          assertEquals(Token.VAR, var.getToken());
          var.detach();
        }
      });


  try {
    test(options,
         "var x = 3; function f() { return x + z; }",
         "function f() { return x + z; }");
    fail("Expected run-time exception");
  } catch (RuntimeException e) {
    assertThat(e).hasMessageThat().contains("Unexpected variable x");
  }
}
 

import com.google.javascript.jscomp.CompilerOptions.DevMode; //导入依赖的package包/类
public void optimize() {
  // Ideally, this pass should be the first pass run, however:
  // 1) VariableReferenceCheck reports unexpected warnings if Normalize
  // is done first.
  // 2) ReplaceMessages, stripCode, and potentially custom passes rely on
  // unmodified local names.
  normalize();

  // Create extern exports after the normalize because externExports depends on unique names.
  if (options.isExternExportsEnabled()
      || options.externExportsPath != null) {
    externExports();
  }

  phaseOptimizer = new PhaseOptimizer(this, tracker, null);
  if (options.devMode == DevMode.EVERY_PASS) {
    phaseOptimizer.setSanityCheck(sanityCheck);
  }
  if (options.getCheckDeterminism()) {
    phaseOptimizer.setPrintAstHashcodes(true);
  }
  phaseOptimizer.consume(getPassConfig().getOptimizations());
  phaseOptimizer.process(externsRoot, jsRoot);
  phaseOptimizer = null;
}
 

import com.google.javascript.jscomp.CompilerOptions.DevMode; //导入依赖的package包/类
private void compileInternal() {
  parse();
  if (hasErrors()) {
    return;
  }

  if (!precheck()) {
    return;
  }

  if (options_.nameAnonymousFunctionsOnly) {
    // TODO(nicksantos): Move this into an instrument() phase maybe?
    check();
    return;
  }

  if (!options_.skipAllPasses) {
    check();
    if (hasErrors()) {
      return;
    }

    if (options_.externExportsPath != null) {
      externExports();
    }

    // IDE-mode is defined to stop here, before the heavy rewriting begins.
    if (!options_.ideMode) {
      optimize();
    }
  }

  if (options_.recordFunctionInformation) {
    recordFunctionInformation();
  }

  if (options_.devMode == DevMode.START_AND_END) {
    runSanityCheck();
  }
}
 

import com.google.javascript.jscomp.CompilerOptions.DevMode; //导入依赖的package包/类
public void check() {
  runCustomPasses(CustomPassExecutionTime.BEFORE_CHECKS);

  PhaseOptimizer phaseOptimizer = new PhaseOptimizer(this, tracker);
  if (options_.devMode == DevMode.EVERY_PASS) {
    phaseOptimizer.setSanityCheck(sanityCheck);
  }
  phaseOptimizer.consume(getPassConfig().getChecks());
  phaseOptimizer.process(externsRoot, jsRoot);
  if (hasErrors()) {
    return;
  }

  // TODO(nicksantos): clean this up. The flow here is too hard to follow.
  if (options_.nameAnonymousFunctionsOnly) {
    return;
  }

  if (options_.removeTryCatchFinally) {
    removeTryCatchFinally();
  }

  if (!options_.stripTypes.isEmpty() ||
      !options_.stripNameSuffixes.isEmpty() ||
      !options_.stripTypePrefixes.isEmpty() ||
      !options_.stripNamePrefixes.isEmpty()) {
    stripCode(options_.stripTypes, options_.stripNameSuffixes,
        options_.stripTypePrefixes, options_.stripNamePrefixes);
  }

  runCustomPasses(CustomPassExecutionTime.BEFORE_OPTIMIZATIONS);

  // Ideally, this pass should be the first pass run, however:
  // 1) VariableReferenceCheck reports unexpected warnings if Normalize
  // is done first.
  // 2) ReplaceMessages, stripCode, and potentially custom passes rely on
  // unmodified local names.
  normalize();
}
 

import com.google.javascript.jscomp.CompilerOptions.DevMode; //导入依赖的package包/类
public void optimize() {
  PhaseOptimizer phaseOptimizer = new PhaseOptimizer(this, tracker);
  if (options_.devMode == DevMode.EVERY_PASS) {
    phaseOptimizer.setSanityCheck(sanityCheck);
  }
  phaseOptimizer.consume(getPassConfig().getOptimizations());
  phaseOptimizer.process(externsRoot, jsRoot);
  if (hasErrors()) {
    return;
  }
}
 

import com.google.javascript.jscomp.CompilerOptions.DevMode; //导入依赖的package包/类
public void check() {
  runCustomPasses(CustomPassExecutionTime.BEFORE_CHECKS);

  PhaseOptimizer phaseOptimizer = new PhaseOptimizer(this, tracker);
  if (options.devMode == DevMode.EVERY_PASS) {
    phaseOptimizer.setSanityCheck(sanityCheck);
  }
  phaseOptimizer.consume(getPassConfig().getChecks());
  phaseOptimizer.process(externsRoot, jsRoot);
  if (hasErrors()) {
    return;
  }

  // TODO(nicksantos): clean this up. The flow here is too hard to follow.
  if (options.nameAnonymousFunctionsOnly) {
    return;
  }

  if (options.removeTryCatchFinally) {
    removeTryCatchFinally();
  }

  if (!options.stripTypes.isEmpty() ||
      !options.stripNameSuffixes.isEmpty() ||
      !options.stripTypePrefixes.isEmpty() ||
      !options.stripNamePrefixes.isEmpty()) {
    stripCode(options.stripTypes, options.stripNameSuffixes,
        options.stripTypePrefixes, options.stripNamePrefixes);
  }

  runCustomPasses(CustomPassExecutionTime.BEFORE_OPTIMIZATIONS);
}
 

import com.google.javascript.jscomp.CompilerOptions.DevMode; //导入依赖的package包/类
public void check() {
  runCustomPasses(CustomPassExecutionTime.BEFORE_CHECKS);

  // We are currently only interested in check-passes for progress reporting
  // as it is used for IDEs, that's why the maximum progress is set to 1.0.
  PhaseOptimizer phaseOptimizer = new PhaseOptimizer(this, tracker,
      new PhaseOptimizer.ProgressRange(getProgress(), 1.0));
  if (options.devMode == DevMode.EVERY_PASS) {
    phaseOptimizer.setSanityCheck(sanityCheck);
  }
  phaseOptimizer.consume(getPassConfig().getChecks());
  phaseOptimizer.process(externsRoot, jsRoot);
  if (hasErrors()) {
    return;
  }

  // TODO(nicksantos): clean this up. The flow here is too hard to follow.
  if (options.nameAnonymousFunctionsOnly) {
    return;
  }

  if (options.removeTryCatchFinally) {
    removeTryCatchFinally();
  }

  if (options.getTweakProcessing().shouldStrip() ||
      !options.stripTypes.isEmpty() ||
      !options.stripNameSuffixes.isEmpty() ||
      !options.stripTypePrefixes.isEmpty() ||
      !options.stripNamePrefixes.isEmpty()) {
    stripCode(options.stripTypes, options.stripNameSuffixes,
        options.stripTypePrefixes, options.stripNamePrefixes);
  }

  runCustomPasses(CustomPassExecutionTime.BEFORE_OPTIMIZATIONS);
}
 

import com.google.javascript.jscomp.CompilerOptions.DevMode; //导入依赖的package包/类
public void optimize() {
  // Ideally, this pass should be the first pass run, however:
  // 1) VariableReferenceCheck reports unexpected warnings if Normalize
  // is done first.
  // 2) ReplaceMessages, stripCode, and potentially custom passes rely on
  // unmodified local names.
  normalize();

  PhaseOptimizer phaseOptimizer = new PhaseOptimizer(this, tracker, null);
  if (options.devMode == DevMode.EVERY_PASS) {
    phaseOptimizer.setSanityCheck(sanityCheck);
  }
  phaseOptimizer.consume(getPassConfig().getOptimizations());
  phaseOptimizer.process(externsRoot, jsRoot);
}
 

import com.google.javascript.jscomp.CompilerOptions.DevMode; //导入依赖的package包/类
/**
 * Performs all the bookkeeping required at the end of a compilation.
 */
private void performPostCompilationTasksInternal() {
  if (options.recordFunctionInformation) {
    recordFunctionInformation();
  }

  if (options.devMode == DevMode.START_AND_END) {
    runValidityCheck();
  }
  setProgress(1.0, "recordFunctionInformation");

  if (tracker != null) {
    tracker.outputTracerReport();
  }
}
 

import com.google.javascript.jscomp.CompilerOptions.DevMode; //导入依赖的package包/类
private PhaseOptimizer createPhaseOptimizer() {
  PhaseOptimizer phaseOptimizer = new PhaseOptimizer(this, tracker);
  if (options.devMode == DevMode.EVERY_PASS) {
    phaseOptimizer.setValidityCheck(validityCheck);
  }
  if (options.getCheckDeterminism()) {
    phaseOptimizer.setPrintAstHashcodes(true);
  }
  return phaseOptimizer;
}
 

import com.google.javascript.jscomp.CompilerOptions.DevMode; //导入依赖的package包/类
public void testExpose() {
  CompilerOptions options = createCompilerOptions();
  CompilationLevel.ADVANCED_OPTIMIZATIONS.setOptionsForCompilationLevel(options);

  // TODO(tbreisacher): Re-enable dev mode and fix test failure.
  options.setDevMode(DevMode.OFF);

  test(options,
      new String[] {"var x = {eeny: 1, /** @expose */ meeny: 2};" +
          "/** @constructor */ var Foo = function() {};" +
          "/** @expose */  Foo.prototype.miny = 3;" +
          "Foo.prototype.moe = 4;" +
          "/** @expose */  Foo.prototype.tiger;" +
          "function moe(a, b) { return a.meeny + b.miny + a.tiger; }" +
          "window['x'] = x;" +
          "window['Foo'] = Foo;" +
          "window['moe'] = moe;"},
      new String[] {"function a(){}" +
          "a.prototype.miny=3;" +
          "window.x={a:1,meeny:2};" +
          "window.Foo=a;" +
          "window.moe=function(b,c){" +
          "  return b.meeny+c.miny+b.tiger" +
          "}"},
      new DiagnosticType[]{
          CheckJSDoc.ANNOTATION_DEPRECATED,
          CheckJSDoc.ANNOTATION_DEPRECATED,
          CheckJSDoc.ANNOTATION_DEPRECATED});
}
 

import com.google.javascript.jscomp.CompilerOptions.DevMode; //导入依赖的package包/类
public void testBadBreakStatementInIdeMode() {
  // Ensure that type-checking doesn't crash, even if the CFG is malformed.
  // This can happen in IDE mode.
  CompilerOptions options = createCompilerOptions();
  options.setDevMode(DevMode.OFF);
  options.setIdeMode(true);
  options.setCheckTypes(true);
  options.setWarningLevel(DiagnosticGroups.CHECK_USELESS_CODE, CheckLevel.OFF);

  test(options,
       "function f() { try { } catch(e) { break; } }",
       RhinoErrorReporter.PARSE_ERROR);
}
 

import com.google.javascript.jscomp.CompilerOptions.DevMode; //导入依赖的package包/类
public void testIssue1131() {
  CompilerOptions options = createCompilerOptions();
  CompilationLevel.ADVANCED_OPTIMIZATIONS.setOptionsForCompilationLevel(options);

  // TODO(tbreisacher): Re-enable dev mode and fix test failure.
  options.setDevMode(DevMode.OFF);

  test(options,
       "function f(k) { return k(k); } alert(f(f));",
       "function a(b) { return b(b); } alert(a(a));");
}
 

import com.google.javascript.jscomp.CompilerOptions.DevMode; //导入依赖的package包/类
/** Creates a CompilerOptions object with google coding conventions. */
@Override
protected CompilerOptions createCompilerOptions() {
  CompilerOptions options = new CompilerOptions();
  options.setLanguageOut(LanguageMode.ECMASCRIPT3);
  options.setDevMode(DevMode.EVERY_PASS);
  options.setCodingConvention(new GoogleCodingConvention());
  options.setRenamePrefixNamespaceAssumeCrossModuleNames(true);
  options.declaredGlobalExternsOnWindow = false;
  return options;
}