ivy/lang/diag.c

#include <ivy/diag.h>
#include <ivy/lang/diag.h>

#define ERROR_CLASS(id, title)                                                 \
	[id] = {.c_type = IVY_DIAG_ERROR, .c_title = (title)}

#define MSG(id, content) [id] = {.msg_content = (content)}

static const struct ivy_diag_class diag_classes[] = {
	ERROR_CLASS(IVY_LANG_E_UNRECOGNISED_SYMBOL, "Unrecognised symbol"),
	ERROR_CLASS(IVY_LANG_E_MISSING_WHITESPACE, "Missing whitespace"),
	ERROR_CLASS(IVY_LANG_E_UNDEFINED_VARIABLE, "Undefined variable"),
	ERROR_CLASS(
		IVY_LANG_E_INCORRECT_INLINE_FOR_LOOP,
		"Incorrect inline for-loop"),
};
static const size_t nr_diag_classes = sizeof diag_classes / sizeof diag_classes[0];

static const struct ivy_diag_msg diag_msg[] = {
	MSG(IVY_LANG_MSG_UNKNOWN_SYMBOL_ENCOUNTERED,
            "encountered a symbol that is not part of the Ivy syntax."),
	MSG(IVY_LANG_MSG_WHITESPACE_REQUIRED_AROUND_BINARY_OP,
            "There must be a space between a binary operator and its "
            "operands."),
	MSG(IVY_LANG_MSG_ASSIGN_TO_UNDEFINED_VARIABLE,
            "cannot use modify-and-assign operator on an undefined variable."),
	MSG(IVY_LANG_MSG_DO_UNEXPECTED_IN_INLINE_FOR,
            "`[yellow]do[reset]` is not used in inline for-loops."),
	MSG(IVY_LANG_MSG_PREVIOUS_EXPRESSION_IS_FOR_BODY,
            "the expression before `[yellow]for[reset]` is used as the "
            "for-loop body. perhaps you forgot a [blue]statement "
            "separator[reset]?"),
};
static const size_t nr_diag_msg = sizeof diag_msg / sizeof diag_msg[0];

enum ivy_status ivy_lang_diag_ctx_init(struct ivy_diag_ctx *ctx)
{
	ivy_diag_ctx_set_class_definitions(ctx, diag_classes, nr_diag_msg);
	ivy_diag_ctx_set_msg_definitions(ctx, diag_msg, nr_diag_msg);

	return IVY_OK;
}