Improved error handling.

[?]

CrEcTsRjb1hHQjHuumqRfqdbVV4X58iLEubi4noaDPFa

Aug 2, 2021, 2:49 AM

UIKYQQM27ZMSXVMJ6U6XLEKLDUGFMCUKWLS6Z5DBMKDNJN4PDN6QC

Dependencies

[2] 3K5KIVGX Cleaned up docs.
[3] UQP5MBQK Cleaned up error handling.
[4] 6ZJX2OQV First commit
[5] VDFODD2F Added line to BadIndent error.
[6] INHPVRSE Made some functions pub (crate). Added opt_vec_value() fn. Improved docs.
[7] 446EWE33 Added key_into() function.
[8] JUK3ONMU Fixed comment parsing bug.
[9] TMYMF5L6 temp
[10] RLK4BBWU Updated pijul repo.
[11] N467KW7J Refactored (simplified) errors.
[12] QMBJ2BAZ Can now handle FromStr.
[13] GS7AO747 Fixed line_incomplete error.
[14] BRO5BHI2 Added val() function to KeyTreeRef.
[15] WPR2A6Y7 Fixed bug in parser. Added opt_vec_at() fn.

Change contents

replacement in src/parser.rs at line 5

[4.45]→[4.0:278](∅→∅),[4.2330]→[4.0:278](∅→∅)

use crate::error::Error;
use crate::error::{
bad_indent,
colon_before_key,
empty_string,
first_token_must_be_key,
incomplete_comment_or_key,
incomplete_line,
no_colon_after_key,
no_space_after_key,
no_tokens,
non_root_has_zero_indent,
};

[4.45]

[4.278]

use crate::error::*;
replacement in src/parser.rs at line 33

[4.475]→[4.475:528](∅→∅)

bad_indent(&token.to_string(), line, self.0)

[4.475]

[4.528]

err(file!(), line!(), &format!("Bad indent of {} at line {}.", self.0, line))
replacement in src/parser.rs at line 110

[4.4577]→[4.0:161](∅→∅)

Err(first_token_must_be_key(
file!(),
line!(),
&token.to_string()
))

[4.4577]

[4.4660]

Err(
err(
file!(), line!(),
&format!("First token {} must be key.", &token),
)
)
replacement in src/parser.rs at line 157

[4.6106]→[4.601:658](∅→∅),[4.658]→[4.162:228](∅→∅),[4.228]→[4.658:702](∅→∅),[4.658]→[4.658:702](∅→∅),[4.702]→[4.6219:6256](∅→∅),[4.6219]→[4.6219:6256](∅→∅),[4.6256]→[4.620:643](∅→∅)

return Err(non_root_has_zero_indent(
file!(),
line!(),
&token.to_string(),
token.line()
))

[4.6106]

[4.6280]

return Err(
err(
file!(), line!(),
&format!("Non-root token {} cannot have zero indent at line {}.",
&token,
token.line(),
),
)
)
replacement in src/parser.rs at line 168

[3.1]→[3.1:133](∅→∅),[3.133]→[4.6299:6364](∅→∅),[4.6299]→[4.6299:6364](∅→∅)

// TODO: Check indentation. The following line will error if indent suddenly shifts
// from 1 to 3.
let parent_ix = self.parents.parent(indent - 1);

[3.1]

[4.6364]

let parent_ix = match self.parents.parent(indent - 1) {
Some(ix) => ix,
None => { return Err(
err(
file!(), line!(),
&format!("Unexpected indent at line {}.", token.line()),
)
)},
};
replacement in src/parser.rs at line 221

[4.8072]→[4.644:695](∅→∅)

if s == "" { return Err(empty_string()) };

[4.8072]

[4.8143]

if s == "" { return Err(err(file!(), line!(), "Empty string.")) };
replacement in src/parser.rs at line 385

[4.797]→[4.797:841](∅→∅),[4.841]→[4.291:365](∅→∅),[4.365]→[4.123:213](∅→∅),[4.841]→[4.123:213](∅→∅)

no_colon_after_key(
file!(),
line!(),
&token_str.to_string(),
line + 1,

[4.797]

[4.972]

err(
file!(), line!(),
&format!("No colon after key {} at line {}.", &token_str, line + 1),
replacement in src/parser.rs at line 394

[4.898]→[4.880:931](∅→∅),[4.931]→[4.366:440](∅→∅),[4.440]→[4.931:1021](∅→∅),[4.931]→[4.931:1021](∅→∅)

incomplete_comment_or_key(
file!(),
line!(),
&token_str.to_string(),
line + 1,

[4.898]

[4.1175]

err(
file!(), line!(),
&format!("Incomplete comment of key {} at {}.", &token_str, line + 1),
replacement in src/parser.rs at line 406

[4.533]→[4.533:752](∅→∅)

return Err(no_space_after_key(
file!(),
line!(),
&token_str.to_string(),
line,
));

[4.533]

[4.14046]

return Err(
err(
file!(), line!(),
&format!("No space after key {} at line {}.", &token_str, line),
)
);
replacement in src/parser.rs at line 419

[4.1010]→[4.1010:1051](∅→∅),[4.1051]→[4.753:827](∅→∅),[4.827]→[4.1077:1159](∅→∅),[4.1051]→[4.1077:1159](∅→∅)

incomplete_line(
file!(),
line!(),
&String::from("/"),
line,

[4.1010]

[4.1485]

err(
file!(), line!(),
&format!("Incomplete line {} at {}.", &String::from("/"), line),
replacement in src/parser.rs at line 429

[4.1107]→[4.1107:1148](∅→∅),[4.1148]→[4.828:902](∅→∅),[4.902]→[4.1160:1246](∅→∅),[4.1148]→[4.1160:1246](∅→∅)

incomplete_line(
file!(),
line!(),
&token_str.to_string(),
line,

[4.1107]

[4.1679]

err(
file!(), line!(),
&format!("Incomplete line {} at {}.", &token_str, line),
replacement in src/parser.rs at line 441

[4.995]→[4.995:1211](∅→∅)

return Err(colon_before_key(
file!(),
line!(),
&token_str.to_string(),
line,
))

[4.995]

[4.14732]

return Err(
err(
file!(), line!(),
&format!("Colon before key {} at {}.", &token_str, line),
)
)
replacement in src/parser.rs at line 451

[4.1304]→[4.1304:1520](∅→∅)

return Err(colon_before_key(
file!(),
line!(),
&token_str.to_string(),
line,
))

[4.1304]

[4.14905]

return Err(
err(
file!(), line!(),
&format!("Colon before key {} at {}.", &token_str, line),
)
)
replacement in src/parser.rs at line 461

[4.1613]→[4.1613:1831](∅→∅)

return Err(no_space_after_key(
file!(),
line!(),
&token_str.to_string(),
line,
))

[4.1613]

[4.15040]

return Err(
err(
file!(), line!(),
&format!("No space after key {} at {}.", &token_str, line),
)
)
replacement in src/parser.rs at line 474

[4.1924]→[4.1924:2142](∅→∅)

return Err(no_space_after_key(
file!(),
line!(),
&token_str.to_string(),
line,
))

[4.1924]

[4.15457]

return Err(
err(
file!(), line!(),
&format!("No space after key {} at line {}.", &token_str, line),
)
)
replacement in src/parser.rs at line 493

[4.1411]→[4.1411:1458](∅→∅),[4.1458]→[4.2143:2209](∅→∅),[4.2209]→[4.1301:1379](∅→∅),[4.1458]→[4.1301:1379](∅→∅)

incomplete_comment_or_key(
file!(),
line!(),
&token_str.to_string(),
line,

[4.1411]

[4.2548]

err(
file!(), line!(),
&format!("Incomplete comment or key {} at line {}.", &token_str, line),
replacement in src/parser.rs at line 503

[4.1506]→[4.1506:1543](∅→∅),[4.1543]→[4.2210:2276](∅→∅),[4.2276]→[4.1380:1458](∅→∅),[4.1543]→[4.1380:1458](∅→∅)

incomplete_line(
file!(),
line!(),
&token_str.to_string(),
line,

[4.1506]

[4.2723]

err(
file!(), line!(),
&format!("Incomplete line {} at {}.", &token_str, line)
replacement in src/parser.rs at line 558

[4.17635]→[4.2277:2369](∅→∅)

Err(no_tokens(
file!(),
line!(),
))

[4.17635]

[4.17684]

Err(err(file!(), line!(), "No tokens"))
replacement in src/lib.rs at line 435

[4.3514]→[4.3514:3632](∅→∅)

Err(expected_keyvalue_found_key(
&format!("{}:", key),
*line,

[4.3514]

[4.3632]

Err(err(
file!(), line!(),
&format!("Expected keyvalue found key {} at {}.",
key,
line,
)
replacement in src/lib.rs at line 450

[4.4148]→[4.4148:4308](∅→∅)

Err(first_segment_mismatch(
&self.top_token().to_string(),
self.top_token().line(),
parent_segment,

[4.4148]

[4.4308]

Err(err(file!(), line!(),
&format!("First segment mismatch {} {} at {}.",
&self.top_token(),
parent_segment,
self.top_token().line(),
)
replacement in src/lib.rs at line 477

[4.4509]→[3.477:556](∅→∅)

.map_err(|_| parse_value_failed(&token.to_string(), token.line()))

[4.4509]

[4.4591]

.map_err(|_| err(file!(), line!(),
&format!("Failed to parse {} at {}.",
token,
token.line(),
)
))
replacement in src/lib.rs at line 496

[4.4819]→[4.2426:2514](∅→∅)

_ => Err(expected_unique_keyvalue_found_multi(file!(), line!(), key_path)),

[4.4819]

[4.23294]

_ => Err(err(
file!(),
line!(),
&format!("Expected unique keyvalue found multi at {}.", key_path),
)),
replacement in src/lib.rs at line 513

[4.5165]→[4.2515:2602](∅→∅)

0 => Err(expected_unique_keyvalue_found_none(file!(), line!(), key_path)),

[4.5165]

[4.5234]

0 => Err(err(
file!(),
line!(),
&format!("Expected unique keyvalue found none at {}.", key_path),
)),
replacement in src/lib.rs at line 519

[4.5275]→[4.2603:2691](∅→∅)

_ => Err(expected_unique_keyvalue_found_multi(file!(), line!(), key_path)),

[4.5275]

[4.5345]

_ => Err(err(
file!(),
line!(),
&format!("Expected unique keyvalue found multi at {}.", key_path),
)),
replacement in src/lib.rs at line 572

[4.5574]→[4.2692:2779](∅→∅)

0 => Err(expected_unique_keyvalue_found_none(file!(), line!(), key_path)),

[4.5574]

[4.5643]

0 => Err(err(
file!(),
line!(),
&format!("Expected unique keyvalue found none at {}.", key_path),
)),
replacement in src/lib.rs at line 578

[4.5689]→[4.2780:2868](∅→∅)

_ => Err(expected_unique_keyvalue_found_multi(file!(), line!(), key_path)),

[4.5689]

[4.5759]

_ => Err(err(
file!(),
line!(),
&format!("Expected unique keyvalue found multi at {}.", key_path),
)),
replacement in src/lib.rs at line 597

[4.6069]→[4.2869:2957](∅→∅)

_ => Err(expected_unique_keyvalue_found_multi(file!(), line!(), key_path)),

[4.6069]

[4.6139]

_ => Err(err(
file!(),
line!(),
&format!("Expected unique keyvalue found multi at {}.", key_path),
)),
replacement in src/lib.rs at line 619

[4.1872]→[4.1872:2016](∅→∅)

return Err(expected_non_empty_collection(
file!(),
line!(),
key_path
))

[4.1872]

[4.2016]

return Err(
err(file!(), line!(), &format!("Expected non-empty collection at {}.", key_path))
)
replacement in src/lib.rs at line 656

[4.3290]→[4.3290:3434](∅→∅)

return Err(expected_non_empty_collection(
file!(),
line!(),
key_path
))

[4.3290]

[4.3434]

return Err(
err(file!(), line!(), &format!("Expected non-empty collection at {}.", key_path))
)
replacement in src/lib.rs at line 747

[2.213]→[4.9272:9454](∅→∅),[4.9272]→[4.9272:9454](∅→∅)

return Err(keypath_extends_beyond_keyvalue(
&format!("{}: {}", key, value),
*line,
&key_path.to_string(),

[2.213]

[4.9454]

return Err(err(file!(), line!(),
&format!("Line {} keypath {}. Keypath_extends_beyond_keyvalue {}: {}.",
*line,
&key_path,
key,
value,
)
edit in src/error.rs at line 1

[4.36577]→[4.6272:6329](∅→∅),[4.6329]→[4.36664:36665](∅→∅),[4.36664]→[4.36664:36665](∅→∅),[4.36665]→[4.6330:6368](∅→∅)

// `Token` is passed as a string to 'cut' the reference.

// use std::error::Error as StdError;
edit in src/error.rs at line 5

[4.2067]→[4.664:665](∅→∅),[4.36956]→[4.664:665](∅→∅),[4.665]→[4.6383:6407](∅→∅)

// TODO: impl StdError;
edit in src/error.rs at line 10

[4.37428]→[4.37428:37431](∅→∅),[4.37431]→[4.9507:9603](∅→∅),[4.9603]→[3.557:623](∅→∅),[3.623]→[4.9664:9717](∅→∅),[4.3602]→[4.9664:9717](∅→∅),[4.9664]→[4.9664:9717](∅→∅),[4.2314]→[4.38892:38895](∅→∅),[4.9717]→[4.38892:38895](∅→∅),[4.38892]→[4.38892:38895](∅→∅),[4.38895]→[4.9718:9807](∅→∅),[4.9807]→[3.624:698](∅→∅),[3.698]→[4.9876:9928](∅→∅),[4.3680]→[4.9876:9928](∅→∅),[4.9876]→[4.9876:9928](∅→∅),[4.2435]→[4.39071:39074](∅→∅),[4.9928]→[4.39071:39074](∅→∅),[4.39071]→[4.39071:39074](∅→∅),[4.39074]→[4.9929:10027](∅→∅),[4.10027]→[3.699:777](∅→∅),[3.777]→[4.10100:10136](∅→∅),[4.3762]→[4.10100:10136](∅→∅),[4.10100]→[4.10100:10136](∅→∅),[4.2689]→[4.40365:40368](∅→∅),[4.10136]→[4.40365:40368](∅→∅),[4.40365]→[4.40365:40368](∅→∅),[4.40368]→[4.3763:3871](∅→∅),[4.3871]→[3.778:844](∅→∅),[3.844]→[4.3940:4009](∅→∅),[4.3940]→[4.3940:4009](∅→∅),[4.4009]→[4.2834:2836](∅→∅),[4.10224]→[4.2834:2836](∅→∅),[4.2834]→[4.2834:2836](∅→∅),[4.2836]→[4.43075:43076](∅→∅),[4.43075]→[4.43075:43076](∅→∅),[4.43076]→[4.10225:10256](∅→∅),[4.10256]→[4.4010:4062](∅→∅),[4.4062]→[4.10300:10336](∅→∅),[4.10300]→[4.10300:10336](∅→∅),[4.10336]→[4.4063:4128](∅→∅),[4.4128]→[4.3058:3060](∅→∅),[4.10393]→[4.3058:3060](∅→∅),[4.3058]→[4.3058:3060](∅→∅),[4.3060]→[4.43212:43213](∅→∅),[4.43212]→[4.43212:43213](∅→∅),[4.43213]→[4.10394:10485](∅→∅),[4.10485]→[3.845:927](∅→∅),[3.927]→[4.10562:10692](∅→∅),[4.4214]→[4.10562:10692](∅→∅),[4.10562]→[4.10562:10692](∅→∅),[4.10692]→[3.928:1010](∅→∅),[3.1010]→[4.10769:10808](∅→∅),[4.4300]→[4.10769:10808](∅→∅),[4.10769]→[4.10769:10808](∅→∅),[4.10808]→[4.4301:4416](∅→∅),[4.4416]→[3.1011:1077](∅→∅),[3.1077]→[4.4485:4550](∅→∅),[4.4485]→[4.4485:4550](∅→∅),[4.4550]→[4.10808:10889](∅→∅),[4.10808]→[4.10808:10889](∅→∅),[4.10889]→[3.1078:1163](∅→∅),[3.1163]→[4.10969:10994](∅→∅),[4.4639]→[4.10969:10994](∅→∅),[4.10969]→[4.10969:10994](∅→∅),[4.10994]→[4.3191:3193](∅→∅),[4.3191]→[4.3191:3193](∅→∅),[4.3193]→[4.43461:43462](∅→∅),[4.43461]→[4.43461:43462](∅→∅),[4.43462]→[4.4640:4739](∅→∅),[4.4739]→[4.11066:11085](∅→∅),[4.11066]→[4.11066:11085](∅→∅),[4.11085]→[3.1164:1262](∅→∅),[3.1262]→[4.4841:4874](∅→∅),[4.4841]→[4.4841:4874](∅→∅),[4.4874]→[4.11172:11197](∅→∅),[4.11172]→[4.11172:11197](∅→∅)

}

pub fn bad_first_segment(token: &str, line: usize, segment: &str) -> Error {
Error(format!(
"[keytree] line {}, token [{}]. Bad first segment [{}].",
line,
token,
segment,
))
}

pub fn bad_indent(token: &str, line: usize, indent: usize) -> Error {
Error(format!(
"[keytree] line {}, token [{}]. Indentation of {} is incorrect.",
line,
token,
indent,
))
}

pub fn cannot_resolve_token_with_siblings(token: &str, line: usize) -> Error {
Error(format!(
"[keytree] line {}, token [{}]. Cannot resolve token with siblings.",
line,
token,
))
}

pub fn colon_before_key(file: &str, code_line: u32, token: &str, line: usize) -> Error {
Error(format!(
"[keytree:{}:{}] Line {}, token [{}]. Colon before key.",
file,
code_line,
line,
token,
))
}

pub fn empty_path() -> Error {
Error(String::from("[keytree:05] Empty path."))
}

pub fn empty_string() -> Error {
Error(String::from("[keytree:06] Keytree string is empty."))
}

pub fn expected_key_found_keyvalue(token: &str, line: usize) -> Error {
Error(format!(
"[keytree] line {}, token [{}]. Expected [key:] but found [key: value].",
line,
token,
))
}

pub fn expected_keyvalue_found_key(token: &str, line: usize) -> Error {
Error(format!(
"[keytree] line {}, token [{}]. Expected [key: value] but found [key:].",
line,
token,
))
}

pub fn expected_non_empty_collection(code_file: &str, code_line: u32, keypath: &str) -> Error {
Error(format!(
"[keytree:{}:{}] Expected non-empty collection at [{}].",
code_file,
code_line,
keypath,
))
}

pub fn expected_unique_found_multi(key_path: &str) -> Error {
Error(format!(
"[keytree] keypath: [{}]. Expected unique token but found multiple tokens.",
key_path,
))
}

pub fn expected_unique_keyvalue_found_multi(file: &str, code_line: u32, key_path: &str) -> Error {
Error(format!(
"[keytree:{}:{}] keypath: [{}]. Expected unique [key: value] but found multiple tokens.",
file,
code_line,
key_path,
))
replacement in src/error.rs at line 12

[4.43585]→[4.4875:4973](∅→∅)

pub fn expected_unique_keyvalue_found_none(file: &str, code_line: u32, key_path: &str) -> Error {

[4.43585]

[4.11268]

pub fn err(code_file: &str, code_line: u32, msg: &str) -> Error {
replacement in src/error.rs at line 14

[4.11287]→[3.1263:1349](∅→∅),[3.1349]→[4.5063:5096](∅→∅),[4.5063]→[4.5063:5096](∅→∅),[4.5096]→[4.11363:11391](∅→∅),[4.11363]→[4.11363:11391](∅→∅),[4.11391]→[4.5097:5212](∅→∅),[4.5212]→[3.1350:1435](∅→∅),[3.1435]→[4.5300:5358](∅→∅),[4.5300]→[4.5300:5358](∅→∅),[4.5358]→[4.3515:3517](∅→∅),[4.3515]→[4.3515:3517](∅→∅),[4.3517]→[4.43698:43699](∅→∅),[4.43698]→[4.43698:43699](∅→∅),[4.43699]→[3.1436:1520](∅→∅),[3.1520]→[4.11586:11605](∅→∅),[4.11586]→[4.11586:11605](∅→∅),[4.11605]→[3.1521:1569](∅→∅)

"[keytree:{}:{}] Keypath [{}]. Expected unique [key: value] but found none.",
file,
code_line,
key_path,
))
}

pub fn expected_unique_token_found_multi(file: &str, code_line: u32, key_path: &str) -> Error {
Error(format!(
"[keytree:{}:{}] Keypath [{}]. Expected a unique token but found multiple.",
file,
code_line,
key_path,
))
}

pub fn external(
code_file: &str,
code_line: u32,
msg: &str) -> Error
{
Error(format!(
"[keytree:{}:{}] External error [{}].",

[4.11287]

[3.1569]

"[ui_data:{}:{}] {}",
edit in src/error.rs at line 18

[3.1620]→[4.11694:11703](∅→∅),[4.11694]→[4.11694:11703](∅→∅),[4.11703]→[4.43813:43814](∅→∅),[4.43813]→[4.43813:43814](∅→∅),[4.43814]→[4.5428:5511](∅→∅),[4.5511]→[4.11759:11778](∅→∅),[4.11759]→[4.11759:11778](∅→∅),[4.11778]→[3.1621:1686](∅→∅),[3.1686]→[4.5580:5613](∅→∅),[4.5580]→[4.5580:5613](∅→∅),[4.5613]→[4.11832:11854](∅→∅),[4.11832]→[4.11832:11854](∅→∅),[4.3600]→[4.43830:43833](∅→∅),[4.11854]→[4.43830:43833](∅→∅),[4.43830]→[4.43830:43833](∅→∅),[4.43833]→[4.11855:11957](∅→∅),[4.11957]→[3.1687:1771](∅→∅),[3.1771]→[4.12036:12090](∅→∅),[4.5701]→[4.12036:12090](∅→∅),[4.12036]→[4.12036:12090](∅→∅),[4.7012]→[4.3711:3713](∅→∅),[4.12090]→[4.3711:3713](∅→∅),[4.3711]→[4.3711:3713](∅→∅),[4.3713]→[4.43944:43945](∅→∅),[4.43944]→[4.43944:43945](∅→∅),[4.43945]→[4.5702:5800](∅→∅),[4.5800]→[4.12091:12110](∅→∅),[4.7083]→[4.12091:12110](∅→∅),[4.12110]→[3.1772:1847](∅→∅),[3.1847]→[4.5879:5912](∅→∅),[4.5879]→[4.5879:5912](∅→∅),[4.5912]→[4.12174:12210](∅→∅),[4.12174]→[4.12174:12210](∅→∅),[4.12210]→[4.3840:3842](∅→∅),[4.3840]→[4.3840:3842](∅→∅),[4.3842]→[4.43945:43946](∅→∅),[4.43945]→[4.43945:43946](∅→∅),[4.43946]→[4.5913:6001](∅→∅),[4.6001]→[4.12211:12230](∅→∅),[4.7144]→[4.12211:12230](∅→∅),[4.12230]→[3.1848:1912](∅→∅),[3.1912]→[4.6069:6102](∅→∅),[4.6069]→[4.6069:6102](∅→∅),[4.6102]→[4.12283:12433](∅→∅),[4.12283]→[4.12283:12433](∅→∅),[4.12433]→[3.1913:2001](∅→∅),[3.2001]→[4.12517:12647](∅→∅),[4.6194]→[4.12517:12647](∅→∅),[4.12517]→[4.12517:12647](∅→∅),[4.12647]→[4.6195:6284](∅→∅),[4.6284]→[4.3949:3951](∅→∅),[4.12728]→[4.3949:3951](∅→∅),[4.3949]→[4.3949:3951](∅→∅),[4.3951]→[4.44298:44299](∅→∅),[4.44298]→[4.44298:44299](∅→∅),[4.44299]→[4.12729:12842](∅→∅),[4.12842]→[3.2002:2082](∅→∅),[3.2082]→[4.12918:12971](∅→∅),[4.6368]→[4.12918:12971](∅→∅),[4.12918]→[4.12918:12971](∅→∅),[4.7242]→[4.4050:4052](∅→∅),[4.12971]→[4.4050:4052](∅→∅),[4.4050]→[4.4050:4052](∅→∅),[4.4052]→[4.12972:13069](∅→∅),[4.13069]→[3.2083:2148](∅→∅),[3.2148]→[4.13130:13179](∅→∅),[4.6437]→[4.13130:13179](∅→∅),[4.13130]→[4.13130:13179](∅→∅),[4.7385]→[4.4197:4199](∅→∅),[4.13179]→[4.4197:4199](∅→∅),[4.45016]→[4.4197:4199](∅→∅),[4.4199]→[4.350:351](∅→∅),[4.45022]→[4.350:351](∅→∅),[4.351]→[4.6438:6529](∅→∅),[4.6529]→[4.13243:13262](∅→∅),[4.13243]→[4.13243:13262](∅→∅),[4.13262]→[3.2149:2216](∅→∅),[3.2216]→[4.6600:6633](∅→∅),[4.6600]→[4.6600:6633](∅→∅),[4.6633]→[4.13319:13355](∅→∅),[4.13319]→[4.13319:13355](∅→∅),[4.13355]→[4.4341:4343](∅→∅),[4.4341]→[4.4341:4343](∅→∅),[4.4343]→[4.45248:45249](∅→∅),[4.45248]→[4.45248:45249](∅→∅),[4.45249]→[4.6634:6744](∅→∅),[4.6744]→[3.2217:2284](∅→∅),[3.2284]→[4.6814:6876](∅→∅),[4.6814]→[4.6814:6876](∅→∅)

))
}

pub fn first_token_must_be_key(file: &str, code_line: u32, token: &str) -> Error {
Error(format!(
"[keytree:{}:{}] token {}. First token must be [key:].",
file,
code_line,
token,
))
}

pub fn first_segment_mismatch(token: &str, line: usize, key_path: &str) -> Error {
Error(format!(
"[keytree] line {}, token [{}]. The first segment of [{}] does not match.",
line,
token,
key_path,
))
}

pub fn incomplete_comment_or_key(file: &str, code_line: u32, token: &str, line: usize) -> Error {
Error(format!(
"[keytree:{}:{}] line {}, token [{}]. Incomplete comment or key.",
file,
code_line,
line,
token,
))
}

pub fn incomplete_line(file: &str, code_line: u32, token: &str, line: usize) -> Error {
Error(format!(
"[keytree:{}:{}] line {}, token [{}]. Incomplete line.",
file,
code_line,
line,
token,
))
}

pub fn keypath_extends_beyond_keyvalue(token: &str, line: usize, key_path: &str) -> Error {
Error(format!(
"[keytree] line {} token [{}], keypath [{}]. Keypath extends beyond keyvalue.",
line,
token,
key_path,
))
}

pub fn keypath_must_have_two_or_more_segments(key_path: &str) -> Error {
Error(format!( "[keytree:19] Keypath {} must have two or more segments.", key_path))
}

pub fn keypath_segment_does_not_match_key(token: &str, segment: &str, line: usize) -> Error {
Error(format!(
"[keytree] line {} token [{}]. Keypath segment {} does not match key.",
line,
token,
segment,
))
}

pub fn no_child_with_segment(token: &str, line: usize, key: &str) -> Error {
Error(format!(
"[keytree] line {} token [{}]. Failed to find key [{}]",
line,
token,
key,
))
}

pub fn no_colon_after_key(file: &str, code_line: u32, token: &str, line: usize) -> Error {
Error(format!(
"[keytree:{}:{}] line {} token [{}], No colon after key.",
file,
code_line,
line,
token,
))
}

pub fn no_space_after_key(file: &str, code_line: u32, token: &str, line: usize) -> Error {
Error(format!(
"[keytree:{}:{}] line {} token [{}]. No space after key.",
file,
code_line,
line,
token,
edit in src/error.rs at line 20

[4.4432]→[4.47289:47290](∅→∅),[4.47289]→[4.47289:47290](∅→∅),[4.47290]→[4.6884:6959](∅→∅),[4.6959]→[3.2285:2341](∅→∅),[3.2341]→[4.7018:7058](∅→∅),[4.7018]→[4.7018:7058](∅→∅),[4.4501]→[4.47727:47730](∅→∅),[4.7058]→[4.47727:47730](∅→∅),[4.13452]→[4.47727:47730](∅→∅),[4.47727]→[4.47727:47730](∅→∅),[4.47730]→[4.7059:7156](∅→∅),[4.7156]→[4.13522:13541](∅→∅),[4.13522]→[4.13522:13541](∅→∅),[4.13541]→[3.2342:2434](∅→∅),[3.2434]→[4.7252:7286](∅→∅),[4.7252]→[4.7252:7286](∅→∅),[4.7286]→[3.2435:2623](∅→∅),[3.2623]→[4.13622:13658](∅→∅),[4.7286]→[4.13622:13658](∅→∅),[4.13622]→[4.13622:13658](∅→∅),[4.13658]→[4.4572:4574](∅→∅),[4.4572]→[4.4572:4574](∅→∅),[4.4574]→[3.2624:2625](∅→∅)

pub fn no_tokens(file: &str, code_line: u32) -> Error {
Error(format!(
"[keytree:{}:{}] No tokens in parsed keytree.",
file,
code_line,
))
}

pub fn non_root_has_zero_indent(file: &str, code_line: u32, token: &str, line: usize) -> Error {
Error(format!(
"[keytree:{}:{}] line {}, token [{}]. Token other than root token as zero indent.",
file,
code_line,
line,
token,
))
}

pub fn parse_value_failed(token: &str, line: usize) -> Error {
Error(format!(
"[keytree] line [{}], token [{}]. Failed to parse value.",
line,
token,
))
}
replacement in src/builder.rs at line 12

[4.47991]→[4.47991:48042](∅→∅),[4.48065]→[4.48065:48088](∅→∅)

pub fn parent(&self, indent: usize) -> usize {
self.0[indent]

[4.47991]

[4.48088]

pub fn parent(&self, indent: usize) -> Option<usize> {
if indent >= self.0.len() {
None
} else {
Some(self.0[indent])
}
replacement in examples/hobbit/src/main.rs at line 41

[4.49767]→[4.49767:49872](∅→∅)

let kt = KeyTree::parse(HOBBITS).unwrap();
let hobbit: Hobbit = kt.to_ref().try_into().unwrap();

[4.49767]

[4.49872]

let kt = &KeyTree::parse(HOBBITS).unwrap();
let hobbit: Hobbit = kt.try_into().unwrap();

&dbg!(&hobbit);
}

fn main() {
let kt = &KeyTree::parse(HOBBITS).unwrap();
let hobbit: Hobbit = kt.try_into().unwrap();