Remove unused parser methods (#10942)

* chore: remove unused isStrictBody * chore: remove unused eatRelational
babel · Dec 30, 2019 · 197a8da · 197a8da
1 parent 3145133
commit 197a8da
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diff --git a/packages/babel-parser/src/parser/expression.js b/packages/babel-parser/src/parser/expression.js
@@ -1892,20 +1892,6 @@ export default class ExpressionParser extends LValParser {
     );
   }
 
-  isStrictBody(node: { body: N.BlockStatement }): boolean {
-    const isBlockStatement = node.body.type === "BlockStatement";
-
-    if (isBlockStatement && node.body.directives.length) {
-      for (const directive of node.body.directives) {
-        if (directive.value.value === "use strict") {
-          return true;
-        }
-      }
-    }
-
-    return false;
-  }
-
   parseFunctionBodyAndFinish(
     node: N.BodilessFunctionOrMethodBase,
     type: string,

diff --git a/packages/babel-parser/src/parser/util.js b/packages/babel-parser/src/parser/util.js
@@ -58,16 +58,6 @@ export default class UtilParser extends Tokenizer {
     }
   }
 
-  // eat() for relational operators.
-
-  eatRelational(op: "<" | ">"): boolean {
-    if (this.isRelational(op)) {
-      this.next();
-      return true;
-    }
-    return false;
-  }
-
   // Tests whether parsed token is a contextual keyword.
 
   isContextual(name: string): boolean {

diff --git a/packages/babel-parser/src/plugins/estree.js b/packages/babel-parser/src/plugins/estree.js
@@ -174,26 +174,6 @@ export default (superClass: Class<Parser>): Class<Parser> =>
       }
     }
 
-    isStrictBody(node: { body: N.BlockStatement }): boolean {
-      const isBlockStatement = node.body.type === "BlockStatement";
-
-      if (isBlockStatement && node.body.body.length > 0) {
-        for (const directive of node.body.body) {
-          if (
-            directive.type === "ExpressionStatement" &&
-            directive.expression.type === "Literal"
-          ) {
-            if (directive.expression.value === "use strict") return true;
-          } else {
-            // Break for the first non literal expression
-            break;
-          }
-        }
-      }
-
-      return false;
-    }
-
     isValidDirective(stmt: N.Statement): boolean {
       return (
         stmt.type === "ExpressionStatement" &&