stof 0.3.5

Stof is a unified data interface and interchange format for creating, sharing, and manipulating data. Stof removes the fragile and cumbersome parts of combining and using data in applications.
Documentation 
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//
// Copyright 2024 Formata, Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//    http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

#[test]
#[errors] // make sure the test works
fn try_catch_error(): int {
    let x: int = null;
    x = self.func_that_doesnt_exist(); // errors
    x = 100;
    return x;
}

#[test(100)]
fn try_catch(): int {
    let x: int = null;
    
    try {
        x = self.func_that_doesnt_exist(); // errors
    } catch {
        x = 100;
    }

    return x;
}

#[test(100)]
fn try_catch_no_catch(): int {
    let x = 10;
    
    try {
        x = 100;
    } catch {
        x = 200;
    }

    return x;
}

#[test]
fn try_catch_message() {
    let seen = false;
    try {
        throw('this is a message');
    } catch (error: str) {
        seen = true;
        assertEq(error, 'this is a message');
    }
    assert(seen);
}

#[test]
fn try_catch_error_type_message_only() {
    let seen = false;
    try {
        throw('CustomType', 'this is a message');
    } catch (error: str) {
        seen = true;
        assertEq(error, 'this is a message');
    }
    assert(seen);
}

#[test]
fn try_catch_std_error_type() {
    let seen = false;
    try {
        throw('this is a message');
    } catch (error: (str, str)) {
        seen = true;
        assertEq(error, ('Std', 'this is a message'));
    }
    assert(seen);
}

#[test]
fn try_catch_custom_error_type() {
    let seen = false;
    try {
        throw('CustomError', 'this is a message');
    } catch (error: (str, str)) {
        seen = true;
        assertEq(error, ('CustomError', 'this is a message'));
    }
    assert(seen);
}

#[test]
fn try_catch_map() {
    let seen = false;
    try {
        throw('CustomType', 'this is a message');
    } catch (error: map) {
        seen = true;
        assertEq(error.get('type'), 'CustomType');
        assertEq(error.get('message'), 'this is a message');
    }
    assert(seen);
}