tiny.pluck.toplevel.diagnostics

1const context_owner = @import("context.zig");2const ToplevelContext = context_owner.ToplevelContext;3const top_types = @import("types.zig");4const ToplevelError = top_types.ToplevelError;5const SourceSpan = top_types.SourceSpan;67pub fn formatParseError(self: *const ToplevelContext, writer: anytype) !void {8    if (self.last_error_span) |span| {9        try writer.print("parse error at {d}:{d}\n", .{ span.start.line + 1, span.start.column + 1 });10        return;11    }12    try writer.print("parse error\n", .{});13}1415pub fn formatError(self: *const ToplevelContext, writer: anytype) !void {16    try formatParseError(self, writer);17}1819pub fn lastErrorSpan(self: *const ToplevelContext) ?SourceSpan {20    return self.last_error_span;21}2223pub fn formatToplevelError(self: *const ToplevelContext, err: anyerror, writer: anytype) !void {24    if (err == ToplevelError.ParseError) {25        try formatError(self, writer);26        return;27    }2829    if (err == ToplevelError.InvalidToplevelForm) {30        try writer.print("invalid top-level form\n", .{});31        return;32    }33    if (err == ToplevelError.InvalidDefineForm) {34        try writer.print("invalid define form\n", .{});35        return;36    }37    if (err == ToplevelError.InvalidDefineTypeForm) {38        try writer.print("invalid type definition form\n", .{});39        return;40    }41    if (err == ToplevelError.InvalidQueryForm) {42        try writer.print("invalid query form\n", .{});43        return;44    }45    if (err == ToplevelError.UndefinedReference) {46        try writer.print("undefined reference\n", .{});47        return;48    }49    if (err == ToplevelError.UnrecognizedQueryConstructor) {50        if (self.last_query_constructor_typo) |info| {51            try writer.print(52                "unrecognized query constructor '{s}' (did you mean '{s}'?)\n",53                .{ info.got, info.suggestion },54            );55        } else {56            try writer.print("unrecognized query constructor\n", .{});57        }58        return;59    }60    if (err == ToplevelError.QueryConstructorNotImplemented) {61        try writer.print("query constructor is not implemented\n", .{});62        return;63    }64    if (err == ToplevelError.InvalidQueryConstructorArgs) {65        try writer.print("invalid query constructor arguments\n", .{});66        return;67    }68    if (err == ToplevelError.QueryFailed) {69        try writer.print("query failed\n", .{});70        return;71    }72    if (err == ToplevelError.FileNotFound) {73        try writer.print("file not found\n", .{});74        return;75    }76    if (err == ToplevelError.IoError) {77        try writer.print("I/O error\n", .{});78        return;79    }80    if (err == ToplevelError.StdlibLoadFailed) {81        try writer.print("internal error: failed to load standard library\n", .{});82        return;83    }84    if (err == ToplevelError.OutOfMemory or err == error.OutOfMemory) {85        try writer.print("out of memory\n", .{});86        return;87    }8889    try writer.print("error: {s}\n", .{@errorName(err)});90}

1pub const diagnostics = @import("diagnostics.zig");