--- source: lexer/lexer_test.rs expression: let y=true --- [ { "kind": { "type": "LET" }, "span": { "start": 0, "end": 3 } }, { "kind": { "type": "IDENTIFIER", "value": { "name": "y" } }, "span": { "start": 4, "end": 5 } }, { "kind": { "type": "ASSIGN" }, "span": { "start": 5, "end": 6 } }, { "kind": { "type": "TRUE" }, "span": { "start": 6, "end": 10 } }, { "kind": { "type": "EOF" }, "span": { "start": 10, "end": 11 } } ]