How to use the estraverse.Syntax.ExpressionStatement function in estraverse
To help you get started, we’ve selected a few estraverse examples, based on popular ways it is used in public projects.
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miccferr / leaflet-store-locator / old / node_modules / eslint / node_modules / escope / lib / scope.js View on Github 
// Search 'use strict' directive.
if (useDirective) {
for (i = 0, iz = body.body.length; i < iz; ++i) {
stmt = body.body[i];
if (stmt.type !== Syntax.DirectiveStatement) {
break;
}
if (stmt.raw === "\"use strict\"" || stmt.raw === "'use strict'") {
return true;
}
}
} else {
for (i = 0, iz = body.body.length; i < iz; ++i) {
stmt = body.body[i];
if (stmt.type !== Syntax.ExpressionStatement) {
break;
}
expr = stmt.expression;
if (expr.type !== Syntax.Literal || typeof expr.value !== "string") {
break;
}
if (expr.raw != null) {
if (expr.raw === "\"use strict\"" || expr.raw === "'use strict'") {
return true;
}
} else {
if (expr.value === "use strict") {
return true;
}
}
}// Search 'use strict' directive.
if (useDirective) {
for (i = 0, iz = body.body.length; i < iz; ++i) {
stmt = body.body[i];
if (stmt.type !== Syntax.DirectiveStatement) {
break;
}
if (stmt.raw === '"use strict"' || stmt.raw === '\'use strict\'') {
return true;
}
}
} else {
for (i = 0, iz = body.body.length; i < iz; ++i) {
stmt = body.body[i];
if (stmt.type !== Syntax.ExpressionStatement) {
break;
}
expr = stmt.expression;
if (expr.type !== Syntax.Literal || typeof expr.value !== 'string') {
break;
}
if (expr.raw != null) {
if (expr.raw === '"use strict"' || expr.raw === '\'use strict\'') {
return true;
}
} else {
if (expr.value === 'use strict') {
return true;
}
}
}// Search 'use strict' directive.
if (useDirective) {
for (i = 0, iz = body.body.length; i < iz; ++i) {
stmt = body.body[i];
if (stmt.type !== "DirectiveStatement") {
break;
}
if (stmt.raw === "\"use strict\"" || stmt.raw === "'use strict'") {
return true;
}
}
} else {
for (i = 0, iz = body.body.length; i < iz; ++i) {
stmt = body.body[i];
if (stmt.type !== Syntax.ExpressionStatement) {
break;
}
expr = stmt.expression;
if (expr.type !== Syntax.Literal || typeof expr.value !== "string") {
break;
}
if (expr.raw != null) {
if (expr.raw === "\"use strict\"" || expr.raw === "'use strict'") {
return true;
}
} else {
if (expr.value === "use strict") {
return true;
}
}
}// Search 'use strict' directive.
if (useDirective) {
for (i = 0, iz = body.body.length; i < iz; ++i) {
stmt = body.body[i];
if (stmt.type !== Syntax.DirectiveStatement) {
break;
}
if (stmt.raw === '"use strict"' || stmt.raw === '\'use strict\'') {
return true;
}
}
} else {
for (i = 0, iz = body.body.length; i < iz; ++i) {
stmt = body.body[i];
if (stmt.type !== Syntax.ExpressionStatement) {
break;
}
expr = stmt.expression;
if (expr.type !== Syntax.Literal || typeof expr.value !== 'string') {
break;
}
if (expr.raw != null) {
if (expr.raw === '"use strict"' || expr.raw === '\'use strict\'') {
return true;
}
} else {
if (expr.value === 'use strict') {
return true;
}
}
}if (useDirective) {
for (let i = 0, iz = body.body.length; i < iz; ++i) {
const stmt = body.body[i];
if (stmt.type !== Syntax.DirectiveStatement) {
break;
}
if (stmt.raw === "\"use strict\"" || stmt.raw === "'use strict'") {
return true;
}
}
} else {
for (let i = 0, iz = body.body.length; i < iz; ++i) {
const stmt = body.body[i];
if (stmt.type !== Syntax.ExpressionStatement) {
break;
}
const expr = stmt.expression;
if (expr.type !== Syntax.Literal || typeof expr.value !== "string") {
break;
}
if (expr.raw !== null && expr.raw !== undefined) {
if (expr.raw === "\"use strict\"" || expr.raw === "'use strict'") {
return true;
}
} else {
if (expr.value === "use strict") {
return true;
}
}if (useDirective) {
for (let i = 0, iz = body.body.length; i < iz; ++i) {
const stmt = body.body[i];
if (stmt.type !== Syntax.DirectiveStatement) {
break;
}
if (stmt.raw === "\"use strict\"" || stmt.raw === "'use strict'") {
return true;
}
}
} else {
for (let i = 0, iz = body.body.length; i < iz; ++i) {
const stmt = body.body[i];
if (stmt.type !== Syntax.ExpressionStatement) {
break;
}
const expr = stmt.expression;
if (expr.type !== Syntax.Literal || typeof expr.value !== "string") {
break;
}
if (expr.raw !== null && expr.raw !== undefined) {
if (expr.raw === "\"use strict\"" || expr.raw === "'use strict'") {
return true;
}
} else {
if (expr.value === "use strict") {
return true;
}
}function returnify(nodes) {
if (nodes.length === 0) {
return nodes;
}
else {
nodes[nodes.length - 1] = match(nodes[nodes.length - 1], [
clause(Syntax.BlockStatement, function(body) {
return build.blockStatement(returnify(body));
}),
clause(Syntax.EmptyStatement, function() {
return build.emptyStatement();
}),
clause(Syntax.ExpressionStatement, function(expression) {
return build.returnStatement(expression);
}),
clause(Syntax.IfStatement, function(test, consequent, alternate) {
return build.ifStatement(
test,
build.blockStatement(returnify(consequent.body)),
alternate === null ? null : build.blockStatement(returnify(alternate.body)));
}),
clause(Syntax.ReturnStatement, function(argument) {
return build.returnStatement(argument);
})
], fail('returnify', nodes[nodes.length - 1]));
return nodes;
}
}if (useDirective) {
for (let i = 0, iz = body.body.length; i < iz; ++i) {
const stmt = body.body[i];
if (stmt.type !== Syntax.DirectiveStatement) {
break;
}
if (stmt.raw === "\"use strict\"" || stmt.raw === "'use strict'") {
return true;
}
}
} else {
for (let i = 0, iz = body.body.length; i < iz; ++i) {
const stmt = body.body[i];
if (stmt.type !== Syntax.ExpressionStatement) {
break;
}
const expr = stmt.expression;
if (expr.type !== Syntax.Literal || typeof expr.value !== "string") {
break;
}
if (expr.raw !== null && expr.raw !== undefined) {
if (expr.raw === "\"use strict\"" || expr.raw === "'use strict'") {
return true;
}
} else {
if (expr.value === "use strict") {
return true;
}
}if (stmt.type !== Syntax.DirectiveStatement) {
break;
}
if (
stmt.raw === '"use strict"' ||
stmt.raw === "'use strict'"
) {
return true;
}
}
} else {
for (let i = 0, iz = body.body.length; i < iz; ++i) {
const stmt = body.body[i];
if (stmt.type !== Syntax.ExpressionStatement) {
break;
}
const expr = stmt.expression;
if (
expr.type !== Syntax.Literal ||
typeof expr.value !== "string"
) {
break;
}
if (expr.raw !== null && expr.raw !== undefined) {
if (
expr.raw === '"use strict"' ||
expr.raw === "'use strict'"
) {
return true;if (useDirective) {
for (let i = 0, iz = body.body.length; i < iz; ++i) {
const stmt = body.body[i];
if (stmt.type !== Syntax.DirectiveStatement) {
break;
}
if (stmt.raw === "\"use strict\"" || stmt.raw === "'use strict'") {
return true;
}
}
} else {
for (let i = 0, iz = body.body.length; i < iz; ++i) {
const stmt = body.body[i];
if (stmt.type !== Syntax.ExpressionStatement) {
break;
}
const expr = stmt.expression;
if (expr.type !== Syntax.Literal || typeof expr.value !== "string") {
break;
}
if (expr.raw !== null && expr.raw !== undefined) {
if (expr.raw === "\"use strict\"" || expr.raw === "'use strict'") {
return true;
}
} else {
if (expr.value === "use strict") {
return true;
}
}estraverse
ECMAScript JS AST traversal functions
Package Health Score
74 / 100Popular estraverse functions
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- estraverse.Syntax
- estraverse.Syntax.ArrowFunctionExpression
- estraverse.Syntax.BinaryExpression
- estraverse.Syntax.BlockStatement
- estraverse.Syntax.CallExpression
- estraverse.Syntax.ClassDeclaration
- estraverse.Syntax.ExpressionStatement
- estraverse.Syntax.FunctionDeclaration
- estraverse.Syntax.FunctionExpression
- estraverse.Syntax.Identifier
- estraverse.Syntax.Literal
- estraverse.Syntax.MemberExpression
- estraverse.Syntax.MethodDefinition
- estraverse.Syntax.NewExpression
- estraverse.Syntax.VariableDeclaration
- estraverse.traverse
- estraverse.VisitorOption