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author | Daniel Mensinger <daniel@mensinger-ka.de> | 2019-02-14 12:48:53 +0100 |
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committer | Daniel Mensinger <daniel@mensinger-ka.de> | 2019-02-16 14:10:08 +0100 |
commit | 24a2cf02e26aaeaa726b23354711c2d664286d20 (patch) | |
tree | a66f4abd6e34de3f17b56dbcaa69673d493f290f /mesonbuild/ast | |
parent | 683c768feddcf074c86eb09e810495eacf8a187a (diff) | |
download | meson-24a2cf02e26aaeaa726b23354711c2d664286d20.zip meson-24a2cf02e26aaeaa726b23354711c2d664286d20.tar.gz meson-24a2cf02e26aaeaa726b23354711c2d664286d20.tar.bz2 |
Can now find the assignment node of a value
Diffstat (limited to 'mesonbuild/ast')
-rw-r--r-- | mesonbuild/ast/interpreter.py | 17 | ||||
-rw-r--r-- | mesonbuild/ast/introspection.py | 10 |
2 files changed, 21 insertions, 6 deletions
diff --git a/mesonbuild/ast/interpreter.py b/mesonbuild/ast/interpreter.py index ce4b93c..b2cd3f5 100644 --- a/mesonbuild/ast/interpreter.py +++ b/mesonbuild/ast/interpreter.py @@ -15,12 +15,14 @@ # This class contains the basic functionality needed to run any interpreter # or an interpreter-based tool. +from .visitor import AstVisitor from .. import interpreterbase, mparser, mesonlib from .. import environment from ..interpreterbase import InvalidArguments, BreakRequest, ContinueRequest import os, sys +from typing import List class DontCareObject(interpreterbase.InterpreterObject): pass @@ -44,10 +46,12 @@ ADD_SOURCE = 0 REMOVE_SOURCE = 1 class AstInterpreter(interpreterbase.InterpreterBase): - def __init__(self, source_root, subdir): + def __init__(self, source_root: str, subdir: str, visitors: List[AstVisitor] = []): super().__init__(source_root, subdir) + self.visitors = visitors self.visited_subdirs = {} self.assignments = {} + self.reverse_assignment = {} self.funcs.update({'project': self.func_do_nothing, 'test': self.func_do_nothing, 'benchmark': self.func_do_nothing, @@ -104,6 +108,11 @@ class AstInterpreter(interpreterbase.InterpreterBase): def func_do_nothing(self, node, args, kwargs): return True + def load_root_meson_file(self): + super().load_root_meson_file() + for i in self.visitors: + self.ast.accept(i) + def func_subdir(self, node, args, kwargs): args = self.flatten_args(args) if len(args) != 1 or not isinstance(args[0], str): @@ -134,6 +143,8 @@ class AstInterpreter(interpreterbase.InterpreterBase): raise me self.subdir = subdir + for i in self.visitors: + codeblock.accept(i) self.evaluate_codeblock(codeblock) self.subdir = prev_subdir @@ -148,6 +159,8 @@ class AstInterpreter(interpreterbase.InterpreterBase): if node.var_name not in self.assignments: self.assignments[node.var_name] = [] self.assignments[node.var_name] += [node.value] # Save a reference to the value node + if hasattr(node.value, 'ast_id'): + self.reverse_assignment[node.value.ast_id] = node self.evaluate_statement(node.value) # Evaluate the value just in case def evaluate_indexing(self, node): @@ -185,6 +198,8 @@ class AstInterpreter(interpreterbase.InterpreterBase): def assignment(self, node): assert(isinstance(node, mparser.AssignmentNode)) self.assignments[node.var_name] = [node.value] # Save a reference to the value node + if hasattr(node.value, 'ast_id'): + self.reverse_assignment[node.value.ast_id] = node self.evaluate_statement(node.value) # Evaluate the value just in case def flatten_args(self, args, include_unknown_args: bool = False): diff --git a/mesonbuild/ast/introspection.py b/mesonbuild/ast/introspection.py index b6a523b..0917015 100644 --- a/mesonbuild/ast/introspection.py +++ b/mesonbuild/ast/introspection.py @@ -34,8 +34,8 @@ class IntrospectionHelper: class IntrospectionInterpreter(AstInterpreter): # Interpreter to detect the options without a build directory # Most of the code is stolen from interperter.Interpreter - def __init__(self, source_root, subdir, backend, cross_file=None, subproject='', subproject_dir='subprojects', env=None): - super().__init__(source_root, subdir) + def __init__(self, source_root, subdir, backend, visitors=[], cross_file=None, subproject='', subproject_dir='subprojects', env=None): + super().__init__(source_root, subdir, visitors=visitors) options = IntrospectionHelper(cross_file) self.cross_file = cross_file @@ -162,9 +162,9 @@ class IntrospectionInterpreter(AstInterpreter): # Try to resolve the ID and append the node to the queue id = curr.value if id in self.assignments and self.assignments[id]: - node = self.assignments[id][0] - if isinstance(node, (mparser.ArrayNode, mparser.IdNode, mparser.FunctionNode)): - srcqueue += [node] + tmp_node = self.assignments[id][0] + if isinstance(tmp_node, (mparser.ArrayNode, mparser.IdNode, mparser.FunctionNode)): + srcqueue += [tmp_node] if arg_node is None: continue elemetary_nodes = list(filter(lambda x: isinstance(x, (str, mparser.StringNode)), arg_node.arguments)) |