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todo
This commit is contained in:
John Kerl
parent
9c091e9ef1
commit
b6d35a3429
2 changed files with 169 additions and 177 deletions
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@ -1194,41 +1194,9 @@ ElseBlock
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// ================================================================
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// ================================================================
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// ----------------------------------------------------------------
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//// Local-variable definitions at the current scope
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// xxx make TypedLocalDefinition with subcases for type-literals
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//Statement(A) ::= UntypedLocalDefinition(B). { A = B; }
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//Statement(A) ::= TypedLocalDefinition(B). { A = B; }
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//TypedLocalDefinition : {type} ...
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// ----------------------------------------------------------------
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//// For user-defined functions
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//Statement(A) ::= md_token_return Rvalue(B). {
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// A = mlr_dsl_ast_node_alloc_unary("return_value", MD_AST_NODE_TYPE_RETURN_VALUE, B);
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//}
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//Statement(A) ::= md_token_return MapLiteral(B). {
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// A = mlr_dsl_ast_node_alloc_unary("return_value", MD_AST_NODE_TYPE_RETURN_VALUE, B);
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//}
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//Statement(A) ::= md_token_return md_token_full_srec(B). {
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// A = mlr_dsl_ast_node_alloc_unary("return_value", MD_AST_NODE_TYPE_RETURN_VALUE, B);
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//}
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//Statement(A) ::= md_token_return md_token_full_oosvar(B). {
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// A = mlr_dsl_ast_node_alloc_unary("return_value", MD_AST_NODE_TYPE_RETURN_VALUE, B);
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//}
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//// For user-defined subroutines
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//Statement(A) ::= md_token_return. {
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// A = mlr_dsl_ast_node_alloc_zary("return_void", MD_AST_NODE_TYPE_RETURN_VOID);
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//}
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//// Begin/end
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//Statement(A) ::= FuncBlock(B). { A = B; }
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//Statement(A) ::= SubrBlock(B). { A = B; }
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//Statement(A) ::= BeginBlock(B). { A = B; }
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//Statement(A) ::= EndBlock(B). { A = B; }
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//// Nested control structures:
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//Statement(A) ::= CondBlock(B). { A = B; }
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//Statement(A) ::= WhileBlock(B). { A = B; }
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//Statement(A) ::= DoWhileBlock(B). { A = B; }
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//Statement(A) ::= ForLoopFullSrec(B). { A = B; }
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//Statement(A) ::= ForLoopFullSrecKeyOnly(B). { A = B; }
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//Statement(A) ::= ForLoopFullOosvar(B). { A = B; }
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@ -1242,149 +1210,6 @@ ElseBlock
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//Statement(A) ::= ForLoopFuncRetval(B). { A = B; }
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//Statement(A) ::= ForLoopFuncRetvalKeyOnly(B). { A = B; }
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//Statement(A) ::= TripleFor(B). { A = B; }
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//Statement(A) ::= IfChain(B). { A = B; }
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//Statement(A) ::= md_token_subr_call FcnOrSubrCall(B). {
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// A = mlr_dsl_ast_node_alloc_unary("subr_call", MD_AST_NODE_TYPE_SUBR_CALLSITE, B);
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//}
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// Not valid in begin/end since they refer to srecs:
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// xxx enforce that in the AST/CST, not here in the grammar -- much simpler.
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//// Valid in begin/end since they don't refer to srecs (although the RHSs might):
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//Statement(A) ::= DoWhileBlock(B). { A = B; }
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//Statement(A) ::= BareBoolean(B). { A = B; }
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//Statement(A) ::= OosvarAssignment(B). { A = B; }
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//Statement(A) ::= FullOosvarAssignment(B). { A = B; }
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//Statement(A) ::= md_filter(B). { A = B; }
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//Statement(A) ::= md_unset(B). { A = B; }
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//Statement(A) ::= TeeWrite(B). { A = B; }
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//Statement(A) ::= TeeAppend(B). { A = B; }
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//Statement(A) ::= TeePipe(B). { A = B; }
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//Statement(A) ::= md_emitf(B). { A = B; }
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//Statement(A) ::= EmitfWrite(B). { A = B; }
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//Statement(A) ::= EmitfAppend(B). { A = B; }
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//Statement(A) ::= EmitfPipe(B). { A = B; }
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//Statement(A) ::= md_emitp(B). { A = B; }
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//Statement(A) ::= EmitpWrite(B). { A = B; }
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//Statement(A) ::= EmitpAppend(B). { A = B; }
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//Statement(A) ::= EmitpPipe(B). { A = B; }
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//Statement(A) ::= md_emit(B). { A = B; }
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//Statement(A) ::= EmitWrite(B). { A = B; }
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//Statement(A) ::= EmitAppend(B). { A = B; }
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//Statement(A) ::= EmitPipe(B). { A = B; }
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//Statement(A) ::= EmitpLashed(B). { A = B; }
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//Statement(A) ::= EmitpLashedWrite(B). { A = B; }
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//Statement(A) ::= EmitpLashedAppend(B). { A = B; }
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//Statement(A) ::= EmitpLashedPipe(B). { A = B; }
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//Statement(A) ::= EmitLashed(B). { A = B; }
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//Statement(A) ::= EmitLashedWrite(B). { A = B; }
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//Statement(A) ::= EmitLashedAppend(B). { A = B; }
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//Statement(A) ::= EmitLashedPipe(B). { A = B; }
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//Statement(A) ::= DumpWrite(B). { A = B; }
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//Statement(A) ::= DumpAppend(B). { A = B; }
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//Statement(A) ::= DumpPipe(B). { A = B; }
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//Statement(A) ::= md_print(B). { A = B; }
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//Statement(A) ::= md_eprint(B). { A = B; }
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//Statement(A) ::= PrintWrite(B). { A = B; }
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//Statement(A) ::= PrintAppend(B). { A = B; }
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//Statement(A) ::= PrintPipe(B). { A = B; }
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//Statement(A) ::= md_printn(B). { A = B; }
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//Statement(A) ::= md_eprintn(B). { A = B; }
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//Statement(A) ::= PrintnWrite(B). { A = B; }
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//Statement(A) ::= PrintnAppend(B). { A = B; }
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//Statement(A) ::= PrintnPipe(B). { A = B; }
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// Valid only within for/while, but we accept them here syntactically and
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// reject them in the AST-to-CST conversion, where we can produce much more
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// informative error messages:
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//Statement(A) ::= md_token_break(O). {
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// A = mlr_dsl_ast_node_alloc(O->text, MD_AST_NODE_TYPE_BREAK);
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//}
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//Statement(A) ::= md_token_continue(O). {
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// A = mlr_dsl_ast_node_alloc(O->text, MD_AST_NODE_TYPE_CONTINUE);
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//}
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// ================================================================
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// Given "f(a,b,c)": since this is a bottom-up parser, we get first the "a",
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// then "a,b", then "a,b,c", then finally "f(a,b,c)". So:
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// * On the "a" we make a function sub-AST called "anon(a)".
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// * On the "b" we append the next argument to get "anon(a,b)".
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// * On the "c" we append the next argument to get "anon(a,b,c)".
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// * On the "f" we change the function name to get "f(a,b,c)".
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//FuncBlock(C) ::= md_token_func_def
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// md_token_non_sigil_name(F) "(" FuncOrSubrParameterList(A) ")"
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// "{" StatementBlock(B) "}".
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//{
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// A = mlr_dsl_ast_node_set_function_name(A, F->text);
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// mlr_dsl_ast_node_replace_text(B, "func_block");
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// C = mlr_dsl_ast_node_alloc_binary(F->text, MD_AST_NODE_TYPE_FUNC_DEF, A, B);
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//}
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//FuncBlock(C) ::= md_token_func_def
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// md_token_non_sigil_name(F) "(" FuncOrSubrParameterList(A) ")"
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// md_token_colon Typedecl(M)
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// "{" StatementBlock(B) "}".
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//{
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// A = mlr_dsl_ast_node_set_function_name(A, F->text);
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// mlr_dsl_ast_node_replace_text(B, "func_block");
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// C = mlr_dsl_ast_node_alloc_ternary(F->text, MD_AST_NODE_TYPE_FUNC_DEF, A, B, M);
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//}
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//SubrBlock(C) ::= md_token_subr_def
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// md_token_non_sigil_name(F) "(" FuncOrSubrParameterList(A) ")"
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// "{" StatementBlock(B) "}".
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//{
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// A = mlr_dsl_ast_node_set_function_name(A, F->text);
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// mlr_dsl_ast_node_replace_text(B, "subr_block");
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// C = mlr_dsl_ast_node_alloc_binary(F->text, MD_AST_NODE_TYPE_SUBR_DEF, A, B);
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//}
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//FuncOrSubrParameterList(A) ::= . {
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// A = mlr_dsl_ast_node_alloc_zary("anon", MD_AST_NODE_TYPE_NON_SIGIL_NAME);
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//}
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//FuncOrSubrParameterList(A) ::= FuncOrSubrNonEmptyParameterList(B). {
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// A = B;
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//}
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//FuncOrSubrNonEmptyParameterList(A) ::= FuncOrSubrParameter(B). {
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// A = mlr_dsl_ast_node_alloc_unary("anon", MD_AST_NODE_TYPE_NON_SIGIL_NAME, B);
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//}
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//FuncOrSubrNonEmptyParameterList(A) ::= FuncOrSubrParameter(B) ",". {
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// A = mlr_dsl_ast_node_alloc_unary("anon", MD_AST_NODE_TYPE_NON_SIGIL_NAME, B);
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//}
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//FuncOrSubrNonEmptyParameterList(A) ::= FuncOrSubrParameter(B) ","
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// FuncOrSubrNonEmptyParameterList(C).
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//{
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// A = mlr_dsl_ast_node_prepend_arg(C, B);
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//}
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//FuncOrSubrParameter(A) ::= md_token_non_sigil_name(B). {
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// A = mlr_dsl_ast_node_alloc(B->text, MD_AST_NODE_TYPE_UNTYPED_PARAMETER_DEFINITION);
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//}
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//FuncOrSubrParameter(A) ::= Typedecl(T) md_token_non_sigil_name(N). {
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// A = mlr_dsl_ast_node_alloc(N->text, T->type);
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//}
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//Typedecl(A) ::= md_token_var(B). { A = B; A->type = MD_AST_NODE_TYPE_UNTYPED_PARAMETER_DEFINITION; }
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//Typedecl(A) ::= md_token_numeric(B). { A = B; A->type = MD_AST_NODE_TYPE_NUMERIC_PARAMETER_DEFINITION; }
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//Typedecl(A) ::= md_token_int(B). { A = B; A->type = MD_AST_NODE_TYPE_INT_PARAMETER_DEFINITION; }
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//Typedecl(A) ::= md_token_float(B). { A = B; A->type = MD_AST_NODE_TYPE_FLOAT_PARAMETER_DEFINITION; }
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//Typedecl(A) ::= md_token_string_literal(B). { A = B; A->type = MD_AST_NODE_TYPE_STRING_PARAMETER_DEFINITION; }
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//Typedecl(A) ::= md_token_boolean(B). { A = B; A->type = MD_AST_NODE_TYPE_BOOLEAN_PARAMETER_DEFINITION; }
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//Typedecl(A) ::= md_token_map(B). { A = B; A->type = MD_AST_NODE_TYPE_MAP_PARAMETER_DEFINITION; }
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//// ================================================================
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//BeginBlock(A) ::= md_token_begin(O) "{" StatementBlock(B) "}". {
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// mlr_dsl_ast_node_replace_text(B, "begin_block");
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// A = mlr_dsl_ast_node_alloc_unary(O->text, MD_AST_NODE_TYPE_BEGIN, B);
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//}
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//EndBlock(A) ::= md_token_end(O) "{" StatementBlock(B) "}". {
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// mlr_dsl_ast_node_replace_text(B, "end_block");
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// A = mlr_dsl_ast_node_alloc_unary(O->text, MD_AST_NODE_TYPE_END, B);
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//}
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//// ----------------------------------------------------------------
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//CondBlock(A) ::= Rvalue(B) "{" StatementBlock(C) "}". {
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@ -1933,6 +1758,169 @@ ElseBlock
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// }
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//}
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// ----------------------------------------------------------------
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//// Local-variable definitions at the current scope
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// xxx make TypedLocalDefinition with subcases for type-literals
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//Statement(A) ::= UntypedLocalDefinition(B). { A = B; }
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//Statement(A) ::= TypedLocalDefinition(B). { A = B; }
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//TypedLocalDefinition : {type} ...
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// ----------------------------------------------------------------
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//// For user-defined functions
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//Statement(A) ::= md_token_return Rvalue(B). {
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// A = mlr_dsl_ast_node_alloc_unary("return_value", MD_AST_NODE_TYPE_RETURN_VALUE, B);
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//}
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//Statement(A) ::= md_token_return MapLiteral(B). {
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// A = mlr_dsl_ast_node_alloc_unary("return_value", MD_AST_NODE_TYPE_RETURN_VALUE, B);
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//}
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//Statement(A) ::= md_token_return md_token_full_srec(B). {
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// A = mlr_dsl_ast_node_alloc_unary("return_value", MD_AST_NODE_TYPE_RETURN_VALUE, B);
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//}
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//Statement(A) ::= md_token_return md_token_full_oosvar(B). {
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// A = mlr_dsl_ast_node_alloc_unary("return_value", MD_AST_NODE_TYPE_RETURN_VALUE, B);
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//}
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//// For user-defined subroutines
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//Statement(A) ::= md_token_return. {
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// A = mlr_dsl_ast_node_alloc_zary("return_void", MD_AST_NODE_TYPE_RETURN_VOID);
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//}
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//// Begin/end
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//Statement(A) ::= FuncBlock(B). { A = B; }
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//Statement(A) ::= SubrBlock(B). { A = B; }
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//Statement(A) ::= BeginBlock(B). { A = B; }
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//Statement(A) ::= EndBlock(B). { A = B; }
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//Statement(A) ::= md_token_subr_call FcnOrSubrCall(B). {
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// A = mlr_dsl_ast_node_alloc_unary("subr_call", MD_AST_NODE_TYPE_SUBR_CALLSITE, B);
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//}
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// Not valid in begin/end since they refer to srecs:
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// xxx enforce that in the AST/CST, not here in the grammar -- much simpler.
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//// Valid in begin/end since they don't refer to srecs (although the RHSs might):
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//Statement(A) ::= BareBoolean(B). { A = B; }
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//Statement(A) ::= OosvarAssignment(B). { A = B; }
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//Statement(A) ::= FullOosvarAssignment(B). { A = B; }
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//Statement(A) ::= md_filter(B). { A = B; }
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//Statement(A) ::= md_unset(B). { A = B; }
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//Statement(A) ::= TeeWrite(B). { A = B; }
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//Statement(A) ::= TeeAppend(B). { A = B; }
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//Statement(A) ::= TeePipe(B). { A = B; }
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//Statement(A) ::= md_emitf(B). { A = B; }
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//Statement(A) ::= EmitfWrite(B). { A = B; }
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//Statement(A) ::= EmitfAppend(B). { A = B; }
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//Statement(A) ::= EmitfPipe(B). { A = B; }
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//Statement(A) ::= md_emitp(B). { A = B; }
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//Statement(A) ::= EmitpWrite(B). { A = B; }
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//Statement(A) ::= EmitpAppend(B). { A = B; }
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//Statement(A) ::= EmitpPipe(B). { A = B; }
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//Statement(A) ::= md_emit(B). { A = B; }
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//Statement(A) ::= EmitWrite(B). { A = B; }
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//Statement(A) ::= EmitAppend(B). { A = B; }
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//Statement(A) ::= EmitPipe(B). { A = B; }
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//Statement(A) ::= EmitpLashed(B). { A = B; }
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//Statement(A) ::= EmitpLashedWrite(B). { A = B; }
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//Statement(A) ::= EmitpLashedAppend(B). { A = B; }
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//Statement(A) ::= EmitpLashedPipe(B). { A = B; }
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//Statement(A) ::= EmitLashed(B). { A = B; }
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//Statement(A) ::= EmitLashedWrite(B). { A = B; }
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//Statement(A) ::= EmitLashedAppend(B). { A = B; }
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//Statement(A) ::= EmitLashedPipe(B). { A = B; }
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//Statement(A) ::= DumpWrite(B). { A = B; }
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//Statement(A) ::= DumpAppend(B). { A = B; }
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//Statement(A) ::= DumpPipe(B). { A = B; }
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//Statement(A) ::= md_print(B). { A = B; }
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//Statement(A) ::= md_eprint(B). { A = B; }
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//Statement(A) ::= PrintWrite(B). { A = B; }
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//Statement(A) ::= PrintAppend(B). { A = B; }
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//Statement(A) ::= PrintPipe(B). { A = B; }
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//Statement(A) ::= md_printn(B). { A = B; }
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//Statement(A) ::= md_eprintn(B). { A = B; }
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//Statement(A) ::= PrintnWrite(B). { A = B; }
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//Statement(A) ::= PrintnAppend(B). { A = B; }
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//Statement(A) ::= PrintnPipe(B). { A = B; }
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// Valid only within for/while, but we accept them here syntactically and
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// reject them in the AST-to-CST conversion, where we can produce much more
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// informative error messages:
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//Statement(A) ::= md_token_break(O). {
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// A = mlr_dsl_ast_node_alloc(O->text, MD_AST_NODE_TYPE_BREAK);
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//}
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//Statement(A) ::= md_token_continue(O). {
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// A = mlr_dsl_ast_node_alloc(O->text, MD_AST_NODE_TYPE_CONTINUE);
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//}
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// ================================================================
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// Given "f(a,b,c)": since this is a bottom-up parser, we get first the "a",
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// then "a,b", then "a,b,c", then finally "f(a,b,c)". So:
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// * On the "a" we make a function sub-AST called "anon(a)".
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// * On the "b" we append the next argument to get "anon(a,b)".
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// * On the "c" we append the next argument to get "anon(a,b,c)".
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// * On the "f" we change the function name to get "f(a,b,c)".
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//FuncBlock(C) ::= md_token_func_def
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// md_token_non_sigil_name(F) "(" FuncOrSubrParameterList(A) ")"
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// "{" StatementBlock(B) "}".
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//{
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// A = mlr_dsl_ast_node_set_function_name(A, F->text);
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// mlr_dsl_ast_node_replace_text(B, "func_block");
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// C = mlr_dsl_ast_node_alloc_binary(F->text, MD_AST_NODE_TYPE_FUNC_DEF, A, B);
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//}
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//FuncBlock(C) ::= md_token_func_def
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// md_token_non_sigil_name(F) "(" FuncOrSubrParameterList(A) ")"
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// md_token_colon Typedecl(M)
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// "{" StatementBlock(B) "}".
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//{
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// A = mlr_dsl_ast_node_set_function_name(A, F->text);
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// mlr_dsl_ast_node_replace_text(B, "func_block");
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// C = mlr_dsl_ast_node_alloc_ternary(F->text, MD_AST_NODE_TYPE_FUNC_DEF, A, B, M);
|
||||
//}
|
||||
|
||||
//SubrBlock(C) ::= md_token_subr_def
|
||||
// md_token_non_sigil_name(F) "(" FuncOrSubrParameterList(A) ")"
|
||||
// "{" StatementBlock(B) "}".
|
||||
//{
|
||||
// A = mlr_dsl_ast_node_set_function_name(A, F->text);
|
||||
// mlr_dsl_ast_node_replace_text(B, "subr_block");
|
||||
// C = mlr_dsl_ast_node_alloc_binary(F->text, MD_AST_NODE_TYPE_SUBR_DEF, A, B);
|
||||
//}
|
||||
|
||||
//FuncOrSubrParameterList(A) ::= . {
|
||||
// A = mlr_dsl_ast_node_alloc_zary("anon", MD_AST_NODE_TYPE_NON_SIGIL_NAME);
|
||||
//}
|
||||
//FuncOrSubrParameterList(A) ::= FuncOrSubrNonEmptyParameterList(B). {
|
||||
// A = B;
|
||||
//}
|
||||
//FuncOrSubrNonEmptyParameterList(A) ::= FuncOrSubrParameter(B). {
|
||||
// A = mlr_dsl_ast_node_alloc_unary("anon", MD_AST_NODE_TYPE_NON_SIGIL_NAME, B);
|
||||
//}
|
||||
//FuncOrSubrNonEmptyParameterList(A) ::= FuncOrSubrParameter(B) ",". {
|
||||
// A = mlr_dsl_ast_node_alloc_unary("anon", MD_AST_NODE_TYPE_NON_SIGIL_NAME, B);
|
||||
//}
|
||||
//FuncOrSubrNonEmptyParameterList(A) ::= FuncOrSubrParameter(B) ","
|
||||
// FuncOrSubrNonEmptyParameterList(C).
|
||||
//{
|
||||
// A = mlr_dsl_ast_node_prepend_arg(C, B);
|
||||
//}
|
||||
|
||||
//FuncOrSubrParameter(A) ::= md_token_non_sigil_name(B). {
|
||||
// A = mlr_dsl_ast_node_alloc(B->text, MD_AST_NODE_TYPE_UNTYPED_PARAMETER_DEFINITION);
|
||||
//}
|
||||
//FuncOrSubrParameter(A) ::= Typedecl(T) md_token_non_sigil_name(N). {
|
||||
// A = mlr_dsl_ast_node_alloc(N->text, T->type);
|
||||
//}
|
||||
|
||||
//Typedecl(A) ::= md_token_var(B). { A = B; A->type = MD_AST_NODE_TYPE_UNTYPED_PARAMETER_DEFINITION; }
|
||||
//Typedecl(A) ::= md_token_numeric(B). { A = B; A->type = MD_AST_NODE_TYPE_NUMERIC_PARAMETER_DEFINITION; }
|
||||
//Typedecl(A) ::= md_token_int(B). { A = B; A->type = MD_AST_NODE_TYPE_INT_PARAMETER_DEFINITION; }
|
||||
//Typedecl(A) ::= md_token_float(B). { A = B; A->type = MD_AST_NODE_TYPE_FLOAT_PARAMETER_DEFINITION; }
|
||||
//Typedecl(A) ::= md_token_string_literal(B). { A = B; A->type = MD_AST_NODE_TYPE_STRING_PARAMETER_DEFINITION; }
|
||||
//Typedecl(A) ::= md_token_boolean(B). { A = B; A->type = MD_AST_NODE_TYPE_BOOLEAN_PARAMETER_DEFINITION; }
|
||||
//Typedecl(A) ::= md_token_map(B). { A = B; A->type = MD_AST_NODE_TYPE_MAP_PARAMETER_DEFINITION; }
|
||||
|
||||
//// ----------------------------------------------------------------
|
||||
//md_filter(A) ::= md_token_filter(O) Rvalue(B). {
|
||||
// A = mlr_dsl_ast_node_alloc_unary(O->text, MD_AST_NODE_TYPE_FILTER, B);
|
||||
|
|
|
|||
|
|
@ -3,7 +3,11 @@ TOP OF LIST:
|
|||
|
||||
* go-try:
|
||||
|
||||
o if/else-if/else
|
||||
o while and do-while statements -- not urgent
|
||||
~ for-loops -- require localvars as prereq
|
||||
! need Lvalue/Rvalue coalesce
|
||||
> to make condish work & unhack filter
|
||||
> better error messages in the CST builder anyway, so it's a win
|
||||
|
||||
o rename: bulk-edit for b,i,x vs x,i,b cases
|
||||
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue