mohayonao/SCScript

describe("sc.lang.compiler.Parser", function() {
  "use strict";

  var Syntax = sc.lang.compiler.Syntax;
  var Token = sc.lang.compiler.Token;
  var Message = sc.lang.compiler.Message;
  var strlib = sc.libs.strlib;

  describe("parseVariableStatement", function() {
    sc.test.compile(this.title).each({
      "var a;": sc.test.OK,
      "var a, b;": sc.test.OK,
      "var a=0, b=0;": sc.test.OK,
      "var a=0": strlib.format(Message.UnexpectedEOS),
      "var a,a": strlib.format(Message.Redeclaration, "var", "a"),
    });

    sc.test.parse(this.title).each({
      "var a;": {
        type: Syntax.VariableDeclaration,
        kind: "var",
        declarations: [
          {
            type: Syntax.VariableDeclarator,
            id: {
              type: Syntax.Identifier,
              name: "a",
              range: [ 4, 5 ],
              loc: {
                start: { line: 1, column: 4 },
                end: { line: 1, column: 5 }
              }
            },
            range: [ 4, 5 ],
            loc: {
              start: { line: 1, column: 4 },
              end: { line: 1, column: 5 }
            }
          }
        ],
        range: [ 0, 5 ],
        loc: {
          start: { line: 1, column: 0 },
          end: { line: 1, column: 5 }
        }
      },
      "var a, b;": {
        type: Syntax.VariableDeclaration,
        kind: "var",
        declarations: [
          {
            type: Syntax.VariableDeclarator,
            id: {
              type: Syntax.Identifier,
              name: "a",
              range: [ 4, 5 ],
              loc: {
                start: { line: 1, column: 4 },
                end: { line: 1, column: 5 }
              }
            },
            range: [ 4, 5 ],
            loc: {
              start: { line: 1, column: 4 },
              end: { line: 1, column: 5 }
            }
          },
          {
            type: Syntax.VariableDeclarator,
            id: {
              type: Syntax.Identifier,
              name: "b",
              range: [ 7, 8 ],
              loc: {
                start: { line: 1, column: 7 },
                end: { line: 1, column: 8 }
              }
            },
            range: [ 7, 8 ],
            loc: {
              start: { line: 1, column: 7 },
              end: { line: 1, column: 8 }
            }
          }
        ],
        range: [ 0, 8 ],
        loc: {
          start: { line: 1, column: 0 },
          end: { line: 1, column: 8 }
        }
      },
      "var a=0, b=0;": {
        type: Syntax.VariableDeclaration,
        kind: "var",
        declarations: [
          {
            type: Syntax.VariableDeclarator,
            id: {
              type: Syntax.Identifier,
              name: "a",
              range: [ 4, 5 ],
              loc: {
                start: { line: 1, column: 4 },
                end: { line: 1, column: 5 }
              }
            },
            init: {
              type: Syntax.Literal,
              value: "0",
              valueType: Token.IntegerLiteral,
              range: [ 6, 7 ],
              loc: {
                start: { line: 1, column: 6 },
                end: { line: 1, column: 7 }
              }
            },
            range: [ 4, 7 ],
            loc: {
              start: { line: 1, column: 4 },
              end: { line: 1, column: 7 }
            }
          },
          {
            type: Syntax.VariableDeclarator,
            id: {
              type: Syntax.Identifier,
              name: "b",
              range: [ 9, 10 ],
              loc: {
                start: { line: 1, column: 9 },
                end: { line: 1, column: 10 }
              }
            },
            init: {
              type: Syntax.Literal,
              value: "0",
              valueType: Token.IntegerLiteral,
              range: [ 11, 12 ],
              loc: {
                start: { line: 1, column: 11 },
                end: { line: 1, column: 12 }
              }
            },
            range: [ 9, 12 ],
            loc: {
              start: { line: 1, column: 9 },
              end: { line: 1, column: 12 }
            }
          }
        ],
        range: [ 0, 12 ],
        loc: {
          start: { line: 1, column: 0 },
          end: { line: 1, column: 12 }
        }
      }
    });
  });
});