add outline to lsp
This commit is contained in:
Christoph Brandau
+181
-1
@@ -144,9 +144,189 @@ def on_completion(params: lsp.CompletionParams) -> list[lsp.CompletionItem]:
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# return symbols
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@LSP_SERVER.feature(lsp.TEXT_DOCUMENT_DOCUMENT_SYMBOL)
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def document_symbols(params: lsp.DocumentSymbolParams):
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doc = LSP_SERVER.workspace.get_text_document(params.text_document.uri)
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lines = doc.source.split("\n")
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# Regex patterns similar to the previous TS implementation
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ns_re = re.compile(r"^\s*namespace\s+eval\s+([^\s\{]+)")
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proc_re = re.compile(r"^\s*proc\s+([^\s\{]+)\s+\{.*\}\s+\{")
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set_re = re.compile(r"^\s*set\s+([^\s\}]+)")
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event_start_re = re.compile(r"^\s*LIB_GE_command_buffer_edit_(prepend|append|insert|replace)\b")
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event_close_inline_re = re.compile(r"^\s*\}\s*(\S+)\s*.*$")
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event_close_brace_only_re = re.compile(r"^\s*\}\s*$")
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event_name_line_re = re.compile(r"^\s*([A-Za-z_][A-Za-z0-9_]*)\b")
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pending_event = None
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class Scope:
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def __init__(self, name: str, symbol: lsp.DocumentSymbol, start_line: int):
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self.name = name
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self.symbol = symbol
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self.start_line = start_line
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self.brace_count = 0
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root_symbol = lsp.DocumentSymbol(
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name="root",
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detail="",
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kind=lsp.SymbolKind.Namespace,
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range=lsp.Range(start=lsp.Position(0, 0), end=lsp.Position(len(lines), 0)),
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selection_range=lsp.Range(start=lsp.Position(0, 0), end=lsp.Position(0, 0)),
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children=[],
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)
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scope_stack: list[Scope] = [Scope("", root_symbol, 0)]
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for i, line in enumerate(lines):
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# If inside an event, update its brace count for this line
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if "pending_event" in locals() and pending_event is not None:
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pe_open = line.count("{")
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pe_close = line.count("}")
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pending_event["brace_count"] = pending_event.get("brace_count", 1) + pe_open - pe_close
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# If this line closed the outer event block, finalize the event
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if pending_event["brace_count"] <= 0:
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# Try inline name on the same line
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close_inline = event_close_inline_re.match(line)
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if close_inline:
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event_name = close_inline.group(1)
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name_line_index = i
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else:
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# Look ahead to next non-empty line for the name
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j = i + 1
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while j < len(lines) and lines[j].strip() == "":
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j += 1
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event_name = None
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name_line_index = i
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if j < len(lines):
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name_line = lines[j]
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name_match = event_name_line_re.match(name_line)
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if name_match:
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event_name = name_match.group(1)
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name_line_index = j
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if event_name:
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start_line = pending_event["start"]
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edit_type = pending_event["edit_type"]
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children = pending_event.get("children", [])
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detail = f"Event ({edit_type})"
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event_symbol = lsp.DocumentSymbol(
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name=event_name,
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detail=detail,
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kind=lsp.SymbolKind.Event,
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range=lsp.Range(start=lsp.Position(start_line, 0), end=lsp.Position(name_line_index, len(lines[name_line_index]))),
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selection_range=lsp.Range(start=lsp.Position(name_line_index, 0), end=lsp.Position(name_line_index, len(lines[name_line_index]))),
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children=children or [],
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)
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if scope_stack[-1].symbol.children is None:
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scope_stack[-1].symbol.children = []
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scope_stack[-1].symbol.children.append(event_symbol)
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# Clear event tracking and continue
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pending_event = None
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continue
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ns_match = ns_re.match(line)
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proc_match = proc_re.match(line)
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set_match = set_re.match(line)
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# Namespace
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if ns_match:
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ns_name = ns_match.group(1)
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start = lsp.Position(i, 0)
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end = lsp.Position(i, len(line))
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sel_start_char = line.find(ns_name)
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sel_end_char = sel_start_char + len(ns_name) if sel_start_char >= 0 else len(line)
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ns_symbol = lsp.DocumentSymbol(
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name=ns_name,
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detail="Namespace",
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kind=lsp.SymbolKind.Namespace,
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range=lsp.Range(start=start, end=end),
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selection_range=lsp.Range(
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start=lsp.Position(i, max(sel_start_char, 0)),
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end=lsp.Position(i, max(sel_end_char, 0)),
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),
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children=[],
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)
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scope = Scope(ns_name, ns_symbol, i)
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if scope_stack[-1].symbol.children is None:
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scope_stack[-1].symbol.children = []
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scope_stack[-1].symbol.children.append(ns_symbol)
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scope_stack.append(scope)
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# Proc
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elif proc_match:
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proc_name = proc_match.group(1)
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start = lsp.Position(i, 0)
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end = lsp.Position(i, len(line))
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sel_start_char = line.find(proc_name)
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sel_end_char = sel_start_char + len(proc_name) if sel_start_char >= 0 else len(line)
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proc_symbol = lsp.DocumentSymbol(
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name=proc_name,
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detail="Procedure",
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kind=lsp.SymbolKind.Function,
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range=lsp.Range(start=start, end=end),
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selection_range=lsp.Range(
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start=lsp.Position(i, max(sel_start_char, 0)),
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end=lsp.Position(i, max(sel_end_char, 0)),
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),
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children=[],
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)
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scope = Scope(proc_name, proc_symbol, i)
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if scope_stack[-1].symbol.children is None:
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scope_stack[-1].symbol.children = []
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scope_stack[-1].symbol.children.append(proc_symbol)
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scope_stack.append(scope)
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# set variable
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elif set_match:
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var_name = set_match.group(1)
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start = lsp.Position(i, 0)
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end = lsp.Position(i, len(line))
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sel_start_char = line.find(var_name)
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sel_end_char = sel_start_char + len(var_name) if sel_start_char >= 0 else len(line)
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var_symbol = lsp.DocumentSymbol(
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name=var_name,
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detail="Variable",
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kind=lsp.SymbolKind.Variable,
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range=lsp.Range(start=start, end=end),
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selection_range=lsp.Range(
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start=lsp.Position(i, max(sel_start_char, 0)),
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end=lsp.Position(i, max(sel_end_char, 0)),
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),
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children=None,
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)
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# Attach to current scope or pending event as child
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if "pending_event" in locals() and pending_event is not None:
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pending_event["children"].append(var_symbol)
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else:
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if scope_stack[-1].symbol.children is None:
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scope_stack[-1].symbol.children = []
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scope_stack[-1].symbol.children.append(var_symbol)
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# Event start (buffer edit)
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if event_start_re.match(line):
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m = event_start_re.match(line)
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if m:
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edit_type = m.group(1)
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pending_event = {"start": i, "edit_type": edit_type, "children": []}
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continue
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# Brace balancing for scopes (namespace/proc)
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open_count = line.count("{")
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close_count = line.count("}")
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scope_stack[-1].brace_count += open_count - close_count
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# Close finished scopes
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while len(scope_stack) > 1 and scope_stack[-1].brace_count <= 0:
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finished = scope_stack.pop()
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# Set the full range from startLine to current line
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finished.symbol.range = lsp.Range(
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start=lsp.Position(finished.start_line, 0),
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end=lsp.Position(i, len(line)),
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)
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# Return top-level children
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return root_symbol.children
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@LSP_SERVER.feature(lsp.TEXT_DOCUMENT_INLAY_HINT)
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def inlay_hints(params: lsp.InlayHintParams):
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log_to_output(str(GLOBAL_SETTINGS.get("inlayHint", False)))
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if not GLOBAL_SETTINGS.get("inlayHint", False):
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return []
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document = LSP_SERVER.workspace.get_text_document(params.text_document.uri)
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