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;doc: cli: more regular expressions linkage

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Simon Michael 2021-05-14 07:37:13 -10:00
parent 07128cbb05
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hledger/hledger.m4.md
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@ -157,7 +157,7 @@ $ hledger register credit\ card
### Double escaping (regular expression metacharacters)
Characters significant in [regular expressions](#regular-expressions)
Characters significant in [regular expressions][]
(described below) - such as `.`, `^`, `$`, `[`, `]`, `(`, `)`, `|`,
and `\` - may need to be "regex-escaped" if you don't want them to be
interpreted by hledger's regular expression engine. This is done by
@ -643,7 +643,8 @@ The following kinds of search terms can be used.
Remember these can also be prefixed with **`not:`**, eg to exclude a particular subaccount.
**`REGEX`, `acct:REGEX`**
: match account names by this regular expression. (With no prefix, `acct:` is assumed.)
: match account names by this [regular expression][].
(With no prefix, `acct:` is assumed.)
: same as above
@ -2596,17 +2597,17 @@ If you happen to use common english top-level account names, you may
not need to declare account types, as they will be detected
automatically using the following rules:
| If name matches [regular expression][]: | account type is:
|-----------------------------------------|-----------------
| `^assets?(:|$)` | `Asset`
| `^(debts?|liabilit(y|ies))(:|$)` | `Liability`
| `^equity(:|$)` | `Equity`
| `^(income|revenue)s?(:|$)` | `Revenue`
| `^expenses?(:|$)` | `Expense`
| If name matches this [regular expression][]: | account type is:
|----------------------------------------------|-----------------
| `^assets?(:|$)` | `Asset`
| `^(debts?|liabilit(y|ies))(:|$)` | `Liability`
| `^equity(:|$)` | `Equity`
| `^(income|revenue)s?(:|$)` | `Revenue`
| `^expenses?(:|$)` | `Expense`
| If account type is `Asset` and name does not contain regular expression: | account type is:
|--------------------------------------------------------------------------|-----------------
| `(investment|receivable|:A/R|:fixed)` | `Cash`
| If account type is `Asset` and name does not contain this regular expression: | account type is:
|-------------------------------------------------------------------------------|-----------------
| `(investment|receivable|:A/R|:fixed)` | `Cash`
Even so, explicit declarations may be a good idea, for clarity and
predictability.
@ -2644,12 +2645,13 @@ account expenses X
```
[balancesheet]: hledger.html#balancesheet
[regular expression]: #regular-expressions
[regular expressions]: #regular-expressions
[balancesheet]: #balancesheet
[balancesheetequity]: hledger.html#balancesheetequity
[cashflow]: hledger.html#cashflow
[incomestatement]: hledger.html#incomestatement
[CCE]: https://en.wikipedia.org/wiki/Cash_and_cash_equivalents
[regular expression]: hledger.html#regular-expressions
[accounting equation]: https://en.wikipedia.org/wiki/Accounting_equation
@ -2731,7 +2733,7 @@ alias checking = assets:bank:wells fargo:checking
### Regex aliases
There is also a more powerful variant that uses a regular expression,
There is also a more powerful variant that uses a [regular expression][],
indicated by the forward slashes:
```journal
@ -3646,7 +3648,7 @@ Each MATCHER can be a record matcher, which looks like this:
REGEX
```
REGEX is a case-insensitive regular expression which tries to match anywhere within the CSV record.
REGEX is a case-insensitive [regular expression][] tries to match anywhere within the CSV record.
It is a POSIX ERE (extended regular expression)
that also supports GNU word boundaries (`\b`, `\B`, `\<`, `\>`),
and nothing else.