@babel/types#isCallExpression TypeScript Examples

The following examples show how to use @babel/types#isCallExpression. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example #1

Source File: toConsumableArrayCleaner.ts From react-native-decompiler with GNU Affero General Public License v3.0

6 votes

getVisitor(): Visitor {
    if (!this.moduleUsed) return {};

    return {
      CallExpression: (path) => {
        if (!isIdentifier(path.node.callee)) return;

        const bindingLocation = path.scope.getBindingIdentifier(path.node.callee.name)?.start;
        if (bindingLocation == null) return;

        this.callExpressions.push(bindingLocation, path);
      },
      VariableDeclarator: (path) => {
        if (this.moduleVarPath || !isIdentifier(path.node.id) || !isCallExpression(path.node.init)) return;

        const init = path.get('init');
        if (!init.isCallExpression()) return;
        const moduleDependency = this.getModuleDependency(init);
        if (moduleDependency?.moduleName !== '@babel/runtime/helpers/toConsumableArray') return;

        this.moduleVarPath = path;
        this.moduleBindingLocation = path.scope.getBindingIdentifier(path.node.id.name)?.start ?? undefined;
      },
    };
  }

Example #2

Source File: defaultInteropEvaluator.ts From react-native-decompiler with GNU Affero General Public License v3.0

6 votes

getVisitor(): Visitor {
    return {
      VariableDeclarator: (path) => {
        if (!isIdentifier(path.node.id)) return;
        if (this.variableIsForDependency(path, ['@babel/runtime/helpers/interopRequireDefault', '@babel/runtime/helpers/interopRequireWildcard'])) {
          const interopVarName = path.node.id.name;
          this.bindingTraverse(path.scope.bindings[interopVarName], interopVarName, {
            CallExpression: (bindingPath) => {
              if (!isIdentifier(bindingPath.node.callee) || bindingPath.node.callee.name !== interopVarName) return;
              if (isCallExpression(bindingPath.node.arguments[0])) {
                bindingPath.replaceWith(bindingPath.node.arguments[0]);
              } else if (isIdentifier(bindingPath.node.arguments[0])) {
                const parent = bindingPath.find((p) => p.isVariableDeclarator());
                if (!parent?.isVariableDeclarator() || !isIdentifier(parent.node.id)) throw new Error('Failed assertion');
                this.mergeBindings(parent, parent.node.id.name, bindingPath.node.arguments[0].name);
              }
            },
          });
          path.remove();
        }
      },
    };
  }

Example #3

Source File: setStateRenamer.ts From react-native-decompiler with GNU Affero General Public License v3.0

6 votes

getVisitor(): Visitor {
    return {
      VariableDeclaration: (path) => {
        path.node.declarations.forEach((varNode) => {
          // is it array destructure with 2 elements?
          if (!isArrayPattern(varNode.id) || varNode.id.elements.length !== 2 || !isIdentifier(varNode.id.elements[0]) || !isIdentifier(varNode.id.elements[1])) return;

          // is it defined by React.useState?
          if (!isCallExpression(varNode.init) || !isMemberExpression(varNode.init.callee)) return;
          if (!isIdentifier(varNode.init.callee.object) || !isIdentifier(varNode.init.callee.property)) return;
          if (varNode.init.callee.object.name !== 'React' || varNode.init.callee.property.name !== 'useState') return;
          path.parentPath.scope.crawl();
          path.parentPath.scope.rename(varNode.id.elements[1].name, `set${varNode.id.elements[0].name[0].toUpperCase()}${varNode.id.elements[0].name.slice(1)}`);
        });
      },
    };
  }

Example #4

Source File: esModuleCleaner.ts From react-native-decompiler with GNU Affero General Public License v3.0

6 votes

evaluate(path: NodePath<FunctionExpression>): void {
    const bodyPath = this.navigateToModuleBody(path);

    bodyPath.node.body = bodyPath.node.body.filter((line) => {
      const callExpression = isExpressionStatement(line) ? line.expression : line;
      if (!isCallExpression(callExpression)) return true;
      if (!isMemberExpression(callExpression.callee)) return true;
      if (!isIdentifier(callExpression.callee.object) || !isIdentifier(callExpression.callee.property)) return true;
      if (callExpression.callee.object.name !== 'Object' || callExpression.callee.property.name !== 'defineProperty') return true;
      if (!isIdentifier(callExpression.arguments[0]) || !isStringLiteral(callExpression.arguments[1])) return true;
      if (bodyPath.scope.getBindingIdentifier(callExpression.arguments[0].name)?.start !== this.module.exportsParam?.start) return true;
      if (callExpression.arguments[1].value !== '__esModule') return true;

      this.module.tags.push('__esModule');
      return false;
    });
  }

Example #5

Source File: toConsumableArrayCleaner.ts From react-native-decompiler with GNU Affero General Public License v3.0

6 votes

getVisitor(): Visitor {
    if (!this.moduleUsed) return {};

    return {
      CallExpression: (path) => {
        if (!isIdentifier(path.node.callee)) return;

        const bindingLocation = path.scope.getBindingIdentifier(path.node.callee.name)?.start;
        if (bindingLocation == null) return;

        this.callExpressions.push(bindingLocation, path);
      },
      VariableDeclarator: (path) => {
        if (this.moduleVarPath || !isIdentifier(path.node.id) || !isCallExpression(path.node.init)) return;

        const init = path.get('init');
        if (!init.isCallExpression()) return;
        const moduleDependency = this.getModuleDependency(init);
        if (moduleDependency?.moduleName !== '@babel/runtime/helpers/toConsumableArray') return;

        this.moduleVarPath = path;
        this.moduleBindingLocation = path.scope.getBindingIdentifier(path.node.id.name)?.start ?? undefined;
      },
    };
  }

Example #6

Source File: defaultInteropEvaluator.ts From react-native-decompiler with GNU Affero General Public License v3.0

6 votes

getVisitor(): Visitor {
    return {
      VariableDeclarator: (path) => {
        if (!isIdentifier(path.node.id)) return;
        if (this.variableIsForDependency(path, ['@babel/runtime/helpers/interopRequireDefault', '@babel/runtime/helpers/interopRequireWildcard'])) {
          const interopVarName = path.node.id.name;
          this.bindingTraverse(path.scope.bindings[interopVarName], interopVarName, {
            CallExpression: (bindingPath) => {
              if (!isIdentifier(bindingPath.node.callee) || bindingPath.node.callee.name !== interopVarName) return;
              if (isCallExpression(bindingPath.node.arguments[0])) {
                bindingPath.replaceWith(bindingPath.node.arguments[0]);
              } else if (isIdentifier(bindingPath.node.arguments[0])) {
                const parent = bindingPath.find((p) => p.isVariableDeclarator());
                if (!parent?.isVariableDeclarator() || !isIdentifier(parent.node.id)) throw new Error('Failed assertion');
                this.mergeBindings(parent, parent.node.id.name, bindingPath.node.arguments[0].name);
              }
            },
          });
          path.remove();
        }
      },
    };
  }

Example #7

Source File: setStateRenamer.ts From react-native-decompiler with GNU Affero General Public License v3.0

6 votes

getVisitor(): Visitor {
    return {
      VariableDeclaration: (path) => {
        path.node.declarations.forEach((varNode) => {
          // is it array destructure with 2 elements?
          if (!isArrayPattern(varNode.id) || varNode.id.elements.length !== 2 || !isIdentifier(varNode.id.elements[0]) || !isIdentifier(varNode.id.elements[1])) return;

          // is it defined by React.useState?
          if (!isCallExpression(varNode.init) || !isMemberExpression(varNode.init.callee)) return;
          if (!isIdentifier(varNode.init.callee.object) || !isIdentifier(varNode.init.callee.property)) return;
          if (varNode.init.callee.object.name !== 'React' || varNode.init.callee.property.name !== 'useState') return;
          path.parentPath.scope.crawl();
          path.parentPath.scope.rename(varNode.id.elements[1].name, `set${varNode.id.elements[0].name[0].toUpperCase()}${varNode.id.elements[0].name.slice(1)}`);
        });
      },
    };
  }

Example #8

Source File: esModuleCleaner.ts From react-native-decompiler with GNU Affero General Public License v3.0

6 votes

evaluate(path: NodePath<FunctionExpression>): void {
    const bodyPath = this.navigateToModuleBody(path);

    bodyPath.node.body = bodyPath.node.body.filter((line) => {
      const callExpression = isExpressionStatement(line) ? line.expression : line;
      if (!isCallExpression(callExpression)) return true;
      if (!isMemberExpression(callExpression.callee)) return true;
      if (!isIdentifier(callExpression.callee.object) || !isIdentifier(callExpression.callee.property)) return true;
      if (callExpression.callee.object.name !== 'Object' || callExpression.callee.property.name !== 'defineProperty') return true;
      if (!isIdentifier(callExpression.arguments[0]) || !isStringLiteral(callExpression.arguments[1])) return true;
      if (bodyPath.scope.getBindingIdentifier(callExpression.arguments[0].name)?.start !== this.module.exportsParam?.start) return true;
      if (callExpression.arguments[1].value !== '__esModule') return true;

      this.module.tags.push('__esModule');
      return false;
    });
  }

Example #9

Source File: arrayDestructureEvaluator.ts From react-native-decompiler with GNU Affero General Public License v3.0

5 votes

getVisitor(): Visitor {
    if (!this.destructureUsed) return {};

    return {
      VariableDeclarator: (path) => {
        if (!isIdentifier(path.node.id) || path.node.id.start == null) return;

        const variableDeclaratorData: VariableDeclaratorData = {
          path,
          couldBeDestructure: false,
          couldBeArrayAccess: false,
          varName: path.node.id.name,
          varStart: path.node.id.start,
        };

        if (isCallExpression(path.node.init) && isIdentifier(path.node.init.callee)
          && path.node.init.arguments.length === 2 && isIdentifier(path.node.init.arguments[0]) && isNumericLiteral(path.node.init.arguments[1])) {
          variableDeclaratorData.couldBeDestructure = true;
          variableDeclaratorData.destructureBindingStart = path.scope.getBindingIdentifier(path.node.init.callee.name)?.start ?? undefined;
          variableDeclaratorData.destructureArrayBindingStart = path.scope.getBindingIdentifier(path.node.init.arguments[0].name)?.start ?? undefined;
        }
        if (isMemberExpression(path.node.init) && isIdentifier(path.node.init.object) && isNumericLiteral(path.node.init.property)) {
          variableDeclaratorData.couldBeArrayAccess = true;
          variableDeclaratorData.arrayAccessBindingStart = path.scope.getBindingIdentifier(path.node.init.object.name)?.start ?? undefined;
          variableDeclaratorData.arrayAccessVal = path.node.init.property.value;
        }

        this.variableDeclarators.push(variableDeclaratorData);

        const callExpression = path.get('init');
        if (!callExpression.isCallExpression()) return;

        const moduleDependency = this.getModuleDependency(callExpression);
        if (moduleDependency?.moduleName === '@babel/runtime/helpers/slicedToArray') {
          this.destructureFunction = path;
          this.destructureFunctionStart = path.node.id.start;
        }
      },
    };
  }

Example #10

Source File: jsxConverter.ts From react-native-decompiler with GNU Affero General Public License v3.0

5 votes

private parseJsx(node: Expression): JSXText | JSXExpressionContainer | JSXSpreadChild | JSXElement | JSXFragment {
    if (isStringLiteral(node)) {
      return jsxText(node.value);
    }
    if (isCallExpression(node)) {
      const args = node.arguments;

      let name: JSXIdentifier | JSXMemberExpression | undefined;
      if (isIdentifier(args[0]) || isStringLiteral(args[0])) {
        name = jsxIdentifier(isIdentifier(args[0]) ? args[0].name : args[0].value);
      } else if (isMemberExpression(args[0]) && isIdentifier(args[0].object) && isIdentifier(args[0].property)) {
        name = jsxMemberExpression(jsxIdentifier(args[0].object.name), jsxIdentifier(args[0].property.name));
      } else {
        this.debugLog(`fail to parse component ${args[0].type} inside callExpression`);
        return jsxExpressionContainer(node);
      }

      let props: JSXAttribute[] = [];
      if (isObjectExpression(args[1])) {
        props = args[1].properties.map((prop) => {
          if (!isObjectProperty(prop) || !isIdentifier(prop.key)) return null;
          if (isStringLiteral(prop.value)) {
            return jsxAttribute(jsxIdentifier(prop.key.name), prop.value);
          }
          if (isBooleanLiteral(prop.value) && prop.value.value) {
            return jsxAttribute(jsxIdentifier(prop.key.name), null);
          }
          if (isExpression(prop.value)) {
            return jsxAttribute(jsxIdentifier(prop.key.name), jsxExpressionContainer(prop.value));
          }
          return null;
        }).filter((e): e is JSXAttribute => e != null);
      }

      const children = args.slice(2).map((e) => (isExpression(e) ? this.parseJsx(e) : null)).filter((e): e is JSXElement => e != null);

      if (children.length) {
        return jsxElement(jsxOpeningElement(name, props), jsxClosingElement(name), children);
      }

      return jsxElement(jsxOpeningElement(name, props, true), null, []);
    }

    this.debugLog(`fail to parse component ${node.type}`);
    return jsxExpressionContainer(node);
  }

Example #11

Source File: arrayDestructureEvaluator.ts From react-native-decompiler with GNU Affero General Public License v3.0

5 votes

getVisitor(): Visitor {
    if (!this.destructureUsed) return {};

    return {
      VariableDeclarator: (path) => {
        if (!isIdentifier(path.node.id) || path.node.id.start == null) return;

        const variableDeclaratorData: VariableDeclaratorData = {
          path,
          couldBeDestructure: false,
          couldBeArrayAccess: false,
          varName: path.node.id.name,
          varStart: path.node.id.start,
        };

        if (isCallExpression(path.node.init) && isIdentifier(path.node.init.callee)
          && path.node.init.arguments.length === 2 && isIdentifier(path.node.init.arguments[0]) && isNumericLiteral(path.node.init.arguments[1])) {
          variableDeclaratorData.couldBeDestructure = true;
          variableDeclaratorData.destructureBindingStart = path.scope.getBindingIdentifier(path.node.init.callee.name)?.start ?? undefined;
          variableDeclaratorData.destructureArrayBindingStart = path.scope.getBindingIdentifier(path.node.init.arguments[0].name)?.start ?? undefined;
        }
        if (isMemberExpression(path.node.init) && isIdentifier(path.node.init.object) && isNumericLiteral(path.node.init.property)) {
          variableDeclaratorData.couldBeArrayAccess = true;
          variableDeclaratorData.arrayAccessBindingStart = path.scope.getBindingIdentifier(path.node.init.object.name)?.start ?? undefined;
          variableDeclaratorData.arrayAccessVal = path.node.init.property.value;
        }

        this.variableDeclarators.push(variableDeclaratorData);

        const callExpression = path.get('init');
        if (!callExpression.isCallExpression()) return;

        const moduleDependency = this.getModuleDependency(callExpression);
        if (moduleDependency?.moduleName === '@babel/runtime/helpers/slicedToArray') {
          this.destructureFunction = path;
          this.destructureFunctionStart = path.node.id.start;
        }
      },
    };
  }

Example #12

Source File: jsxConverter.ts From react-native-decompiler with GNU Affero General Public License v3.0

5 votes

private parseJsx(node: Expression): JSXText | JSXExpressionContainer | JSXSpreadChild | JSXElement | JSXFragment {
    if (isStringLiteral(node)) {
      return jsxText(node.value);
    }
    if (isCallExpression(node)) {
      const args = node.arguments;

      let name: JSXIdentifier | JSXMemberExpression | undefined;
      if (isIdentifier(args[0]) || isStringLiteral(args[0])) {
        name = jsxIdentifier(isIdentifier(args[0]) ? args[0].name : args[0].value);
      } else if (isMemberExpression(args[0]) && isIdentifier(args[0].object) && isIdentifier(args[0].property)) {
        name = jsxMemberExpression(jsxIdentifier(args[0].object.name), jsxIdentifier(args[0].property.name));
      } else {
        this.debugLog(`fail to parse component ${args[0].type} inside callExpression`);
        return jsxExpressionContainer(node);
      }

      let props: JSXAttribute[] = [];
      if (isObjectExpression(args[1])) {
        props = args[1].properties.map((prop) => {
          if (!isObjectProperty(prop) || !isIdentifier(prop.key)) return null;
          if (isStringLiteral(prop.value)) {
            return jsxAttribute(jsxIdentifier(prop.key.name), prop.value);
          }
          if (isBooleanLiteral(prop.value) && prop.value.value) {
            return jsxAttribute(jsxIdentifier(prop.key.name), null);
          }
          if (isExpression(prop.value)) {
            return jsxAttribute(jsxIdentifier(prop.key.name), jsxExpressionContainer(prop.value));
          }
          return null;
        }).filter((e): e is JSXAttribute => e != null);
      }

      const children = args.slice(2).map((e) => (isExpression(e) ? this.parseJsx(e) : null)).filter((e): e is JSXElement => e != null);

      if (children.length) {
        return jsxElement(jsxOpeningElement(name, props), jsxClosingElement(name), children);
      }

      return jsxElement(jsxOpeningElement(name, props, true), null, []);
    }

    this.debugLog(`fail to parse component ${node.type}`);
    return jsxExpressionContainer(node);
  }