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const std = @import("std");
pub const jq = @import("./jq.zig");
pub const jv = @import("./jv.zig");
pub fn run(allocator: std.mem.Allocator, input: []const u8, query: []const u8) ![]const u8 {
var compile_allocator = std.heap.ArenaAllocator.init(allocator);
defer compile_allocator.deinit();
const tokens = try jq.tokenize(compile_allocator.allocator(), query);
const ast = try jq.parse(compile_allocator.allocator(), tokens);
const instrs = try jq.compile(allocator, compile_allocator.allocator(), ast);
defer allocator.free(instrs);
const parsed = try jv.parse(allocator, input);
defer parsed.deinit();
const json = parsed.value;
const result = try jq.execute(allocator, instrs, json);
const output = try jv.stringify(allocator, result);
return output;
}
fn testRun(expected: []const u8, allocator: std.mem.Allocator, input: []const u8, query: []const u8) !void {
const result = try run(allocator, input, query);
defer allocator.free(result);
try std.testing.expectEqualStrings(expected, result);
}
test "identity filter" {
var debug_allocator = std.heap.DebugAllocator(.{}).init;
defer std.debug.assert(debug_allocator.deinit() == .ok);
const allocator = debug_allocator.allocator();
try testRun("null", allocator, "null", ".");
try testRun("false", allocator, "false", ".");
try testRun("true", allocator, "true", ".");
try testRun("123", allocator, "123", ".");
try testRun("3.1415", allocator, "3.1415", ".");
try testRun("[]", allocator, "[]", ".");
try testRun("{}", allocator, "{}", ".");
try testRun("[1,2,3]", allocator, "[1,2,3]", ".");
try testRun("{\"a\":123}", allocator, "{\"a\":123}", ".");
}
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