Index: sky/tools/webkitpy/thirdparty/coverage/templite.py |
diff --git a/sky/tools/webkitpy/thirdparty/coverage/templite.py b/sky/tools/webkitpy/thirdparty/coverage/templite.py |
deleted file mode 100644 |
index c39e061efd92284bff97b22446273f58d19d42c7..0000000000000000000000000000000000000000 |
--- a/sky/tools/webkitpy/thirdparty/coverage/templite.py |
+++ /dev/null |
@@ -1,166 +0,0 @@ |
-"""A simple Python template renderer, for a nano-subset of Django syntax.""" |
- |
-# Coincidentally named the same as http://code.activestate.com/recipes/496702/ |
- |
-import re, sys |
- |
-class Templite(object): |
- """A simple template renderer, for a nano-subset of Django syntax. |
- |
- Supported constructs are extended variable access:: |
- |
- {{var.modifer.modifier|filter|filter}} |
- |
- loops:: |
- |
- {% for var in list %}...{% endfor %} |
- |
- and ifs:: |
- |
- {% if var %}...{% endif %} |
- |
- Comments are within curly-hash markers:: |
- |
- {# This will be ignored #} |
- |
- Construct a Templite with the template text, then use `render` against a |
- dictionary context to create a finished string. |
- |
- """ |
- def __init__(self, text, *contexts): |
- """Construct a Templite with the given `text`. |
- |
- `contexts` are dictionaries of values to use for future renderings. |
- These are good for filters and global values. |
- |
- """ |
- self.text = text |
- self.context = {} |
- for context in contexts: |
- self.context.update(context) |
- |
- # Split the text to form a list of tokens. |
- toks = re.split(r"(?s)({{.*?}}|{%.*?%}|{#.*?#})", text) |
- |
- # Parse the tokens into a nested list of operations. Each item in the |
- # list is a tuple with an opcode, and arguments. They'll be |
- # interpreted by TempliteEngine. |
- # |
- # When parsing an action tag with nested content (if, for), the current |
- # ops list is pushed onto ops_stack, and the parsing continues in a new |
- # ops list that is part of the arguments to the if or for op. |
- ops = [] |
- ops_stack = [] |
- for tok in toks: |
- if tok.startswith('{{'): |
- # Expression: ('exp', expr) |
- ops.append(('exp', tok[2:-2].strip())) |
- elif tok.startswith('{#'): |
- # Comment: ignore it and move on. |
- continue |
- elif tok.startswith('{%'): |
- # Action tag: split into words and parse further. |
- words = tok[2:-2].strip().split() |
- if words[0] == 'if': |
- # If: ('if', (expr, body_ops)) |
- if_ops = [] |
- assert len(words) == 2 |
- ops.append(('if', (words[1], if_ops))) |
- ops_stack.append(ops) |
- ops = if_ops |
- elif words[0] == 'for': |
- # For: ('for', (varname, listexpr, body_ops)) |
- assert len(words) == 4 and words[2] == 'in' |
- for_ops = [] |
- ops.append(('for', (words[1], words[3], for_ops))) |
- ops_stack.append(ops) |
- ops = for_ops |
- elif words[0].startswith('end'): |
- # Endsomething. Pop the ops stack |
- ops = ops_stack.pop() |
- assert ops[-1][0] == words[0][3:] |
- else: |
- raise SyntaxError("Don't understand tag %r" % words) |
- else: |
- ops.append(('lit', tok)) |
- |
- assert not ops_stack, "Unmatched action tag: %r" % ops_stack[-1][0] |
- self.ops = ops |
- |
- def render(self, context=None): |
- """Render this template by applying it to `context`. |
- |
- `context` is a dictionary of values to use in this rendering. |
- |
- """ |
- # Make the complete context we'll use. |
- ctx = dict(self.context) |
- if context: |
- ctx.update(context) |
- |
- # Run it through an engine, and return the result. |
- engine = _TempliteEngine(ctx) |
- engine.execute(self.ops) |
- return "".join(engine.result) |
- |
- |
-class _TempliteEngine(object): |
- """Executes Templite objects to produce strings.""" |
- def __init__(self, context): |
- self.context = context |
- self.result = [] |
- |
- def execute(self, ops): |
- """Execute `ops` in the engine. |
- |
- Called recursively for the bodies of if's and loops. |
- |
- """ |
- for op, args in ops: |
- if op == 'lit': |
- self.result.append(args) |
- elif op == 'exp': |
- try: |
- self.result.append(str(self.evaluate(args))) |
- except: |
- exc_class, exc, _ = sys.exc_info() |
- new_exc = exc_class("Couldn't evaluate {{ %s }}: %s" |
- % (args, exc)) |
- raise new_exc |
- elif op == 'if': |
- expr, body = args |
- if self.evaluate(expr): |
- self.execute(body) |
- elif op == 'for': |
- var, lis, body = args |
- vals = self.evaluate(lis) |
- for val in vals: |
- self.context[var] = val |
- self.execute(body) |
- else: |
- raise AssertionError("TempliteEngine doesn't grok op %r" % op) |
- |
- def evaluate(self, expr): |
- """Evaluate an expression. |
- |
- `expr` can have pipes and dots to indicate data access and filtering. |
- |
- """ |
- if "|" in expr: |
- pipes = expr.split("|") |
- value = self.evaluate(pipes[0]) |
- for func in pipes[1:]: |
- value = self.evaluate(func)(value) |
- elif "." in expr: |
- dots = expr.split('.') |
- value = self.evaluate(dots[0]) |
- for dot in dots[1:]: |
- try: |
- value = getattr(value, dot) |
- except AttributeError: |
- value = value[dot] |
- if hasattr(value, '__call__'): |
- value = value() |
- else: |
- value = self.context[expr] |
- return value |