in lib/generator.js [2035:2060]
visitMapAccess(ast, level, env = {}) {
assert.equal(ast.type, 'map_access');
let expr;
if (ast.id.tag === DSL.Tag.Tag.VID) {
expr = `self.${_snakeCase(_vid(ast.id))}`;
} else {
expr = `${_avoidKeywords(_snakeCase(_name(ast.id)))}`;
}
const prefix = env.left ? '[' : '.get(';
const suffix = env.left ? ']' : ')';
if (ast.propertyPath && ast.propertyPath.length) {
var current = ast.id.inferred;
for (var i = 0; i < ast.propertyPath.length; i++) {
var name = _name(ast.propertyPath[i]);
if (current.type === 'model') {
expr += `.${_avoidKeywords(_snakeCase(name))}`;
} else {
expr += `${prefix}"${name}"${suffix}`;
}
current = ast.propertyPathTypes[i];
}
}
this.emit(`${expr}${prefix}`);
this.visitExpr(ast.accessKey, level);
this.emit(suffix);
}