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Add variables argument to _EvaluateVisitor

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This commit is contained in:
Jen Thakar 2018-05-26 22:30:34 -07:00
parent 6351458f35
commit 027392ac30
2 changed files with 43 additions and 27 deletions
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34
lib/src/visitor/async_evaluate.dart
View File

@ -44,6 +44,9 @@ typedef Future _ScopeCallback(Future callback());
/// The [functions] are available as global functions when evaluating
/// [stylesheet].
///
/// The [variables] are available as global variables when evaluating
/// [stylesheet].
///
/// Warnings are emitted using [logger], or printed to standard error by
/// default.
///
@ -56,6 +59,7 @@ Future<EvaluateResult> evaluateAsync(Stylesheet stylesheet,
NodeImporter nodeImporter,
AsyncImporter importer,
Iterable<AsyncCallable> functions,
Map<String, Value> variables,
Logger logger,
bool sourceMap: false}) =>
new _EvaluateVisitor(
@ -63,33 +67,32 @@ Future<EvaluateResult> evaluateAsync(Stylesheet stylesheet,
nodeImporter: nodeImporter,
importer: importer,
functions: functions,
variables: variables,
logger: logger,
sourceMap: sourceMap)
.run(stylesheet);
/// Evaluates a single [expression]
///
/// The [variables] are available when evaluating [expression]
///
/// The [functions] are available as global functions when evaluating
/// [expression].
///
/// The [variables] are available as global variables when evaluating
/// [expression].
///
/// Warnings are emitted using [logger], or printed to standard error by
/// default.
///
/// Throws a [SassRuntimeException] if evaluation fails.
Future<Value> evaluateExpressionAsync(Expression expression,
{Map<String, Value> variables,
Iterable<AsyncCallable> functions,
Logger logger}) {
var evaluator = new _EvaluateVisitor(
functions: functions, logger: logger, sourceMap: false);
for (var name in variables.keys) {
evaluator._environment
.setVariable(name, variables[name], null, global: true);
}
return expression.accept(evaluator);
}
{Iterable<AsyncCallable> functions,
Map<String, Value> variables,
Logger logger}) =>
expression.accept(new _EvaluateVisitor(
functions: functions,
variables: variables,
logger: logger,
sourceMap: false));
/// A visitor that executes Sass code to produce a CSS tree.
class _EvaluateVisitor
@ -194,6 +197,7 @@ class _EvaluateVisitor
NodeImporter nodeImporter,
AsyncImporter importer,
Iterable<AsyncCallable> functions,
Map<String, Value> variables,
Logger logger,
bool sourceMap})
: _importCache = importCache ?? AsyncImportCache.none,
@ -289,6 +293,10 @@ class _EvaluateVisitor
for (var function in functions ?? const <AsyncCallable>[]) {
_environment.setFunction(function);
}
for (var name in variables?.keys ?? const <String>[]) {
_environment.setVariable(name, variables[name], null, global: true);
}
}
Future<EvaluateResult> run(Stylesheet node) async {

36
lib/src/visitor/evaluate.dart
View File

@ -5,7 +5,7 @@
// DO NOT EDIT. This file was generated from async_evaluate.dart.
// See tool/synchronize.dart for details.
//
// Checksum: c24a81d7e627d58976112aa89f95377a30b20afa
// Checksum: ff6c50c58c86529e7fed4247a7381649cec1900c
import 'async_evaluate.dart' show EvaluateResult;
export 'async_evaluate.dart' show EvaluateResult;
@ -51,6 +51,9 @@ typedef void _ScopeCallback(void callback());
/// The [functions] are available as global functions when evaluating
/// [stylesheet].
///
/// The [variables] are available as global variables when evaluating
/// [stylesheet].
///
/// Warnings are emitted using [logger], or printed to standard error by
/// default.
///
@ -63,6 +66,7 @@ EvaluateResult evaluate(Stylesheet stylesheet,
NodeImporter nodeImporter,
Importer importer,
Iterable<Callable> functions,
Map<String, Value> variables,
Logger logger,
bool sourceMap: false}) =>
new _EvaluateVisitor(
@ -70,33 +74,32 @@ EvaluateResult evaluate(Stylesheet stylesheet,
nodeImporter: nodeImporter,
importer: importer,
functions: functions,
variables: variables,
logger: logger,
sourceMap: sourceMap)
.run(stylesheet);
/// Evaluates a single [expression]
///
/// The [variables] are available when evaluating [expression]
///
/// The [functions] are available as global functions when evaluating
/// [expression].
///
/// The [variables] are available as global variables when evaluating
/// [expression].
///
/// Warnings are emitted using [logger], or printed to standard error by
/// default.
///
/// Throws a [SassRuntimeException] if evaluation fails.
Value evaluateExpression(Expression expression,
{Map<String, Value> variables,
Iterable<Callable> functions,
Logger logger}) {
var evaluator = new _EvaluateVisitor(
functions: functions, logger: logger, sourceMap: false);
for (var name in variables.keys) {
evaluator._environment
.setVariable(name, variables[name], null, global: true);
}
return expression.accept(evaluator);
}
{Iterable<Callable> functions,
Map<String, Value> variables,
Logger logger}) =>
expression.accept(new _EvaluateVisitor(
functions: functions,
variables: variables,
logger: logger,
sourceMap: false));
/// A visitor that executes Sass code to produce a CSS tree.
class _EvaluateVisitor
@ -199,6 +202,7 @@ class _EvaluateVisitor
NodeImporter nodeImporter,
Importer importer,
Iterable<Callable> functions,
Map<String, Value> variables,
Logger logger,
bool sourceMap})
: _importCache = importCache ?? ImportCache.none,
@ -294,6 +298,10 @@ class _EvaluateVisitor
for (var function in functions ?? const <Callable>[]) {
_environment.setFunction(function);
}
for (var name in variables?.keys ?? const <String>[]) {
_environment.setVariable(name, variables[name], null, global: true);
}
}
EvaluateResult run(Stylesheet node) {