Nicolás Hatcher Andrés
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GitHub
GitHub
parent
1381533b9c
commit
0029901ca3
@@ -1,4 +1,5 @@
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use core::fmt;
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use std::array::IntoIter;
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use crate::{
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calc_result::CalcResult,
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@@ -244,6 +245,206 @@ pub enum Function {
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Subtotal,
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}
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impl Function {
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pub fn into_iter() -> IntoIter<Function, 192> {
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[
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Function::And,
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Function::False,
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Function::If,
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Function::Iferror,
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Function::Ifna,
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Function::Ifs,
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Function::Not,
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Function::Or,
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Function::Switch,
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Function::True,
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Function::Xor,
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Function::Sin,
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Function::Cos,
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Function::Tan,
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Function::Asin,
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Function::Acos,
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Function::Atan,
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Function::Sinh,
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Function::Cosh,
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Function::Tanh,
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Function::Asinh,
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Function::Acosh,
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Function::Atanh,
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Function::Abs,
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Function::Pi,
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Function::Sqrt,
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Function::Sqrtpi,
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Function::Atan2,
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Function::Power,
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Function::Max,
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Function::Min,
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Function::Product,
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Function::Rand,
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Function::Randbetween,
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Function::Round,
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Function::Rounddown,
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Function::Roundup,
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Function::Sum,
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Function::Sumif,
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Function::Sumifs,
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Function::Choose,
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Function::Column,
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Function::Columns,
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Function::Index,
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Function::Indirect,
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Function::Hlookup,
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Function::Lookup,
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Function::Match,
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Function::Offset,
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Function::Row,
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Function::Rows,
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Function::Vlookup,
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Function::Xlookup,
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Function::Concatenate,
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Function::Exact,
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Function::Value,
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Function::T,
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Function::Valuetotext,
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Function::Concat,
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Function::Find,
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Function::Left,
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Function::Len,
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Function::Lower,
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Function::Mid,
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Function::Right,
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Function::Search,
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Function::Text,
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Function::Trim,
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Function::Upper,
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Function::Isnumber,
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Function::Isnontext,
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Function::Istext,
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Function::Islogical,
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Function::Isblank,
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Function::Iserr,
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Function::Iserror,
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Function::Isna,
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Function::Na,
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Function::Isref,
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Function::Isodd,
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Function::Iseven,
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Function::ErrorType,
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Function::Isformula,
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Function::Type,
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Function::Sheet,
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Function::Average,
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Function::Averagea,
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Function::Averageif,
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Function::Averageifs,
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Function::Count,
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Function::Counta,
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Function::Countblank,
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Function::Countif,
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Function::Countifs,
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Function::Maxifs,
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Function::Minifs,
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Function::Year,
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Function::Day,
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Function::Month,
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Function::Eomonth,
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Function::Date,
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Function::Edate,
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Function::Today,
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Function::Now,
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Function::Pmt,
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Function::Pv,
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Function::Rate,
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Function::Nper,
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Function::Fv,
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Function::Ppmt,
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Function::Ipmt,
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Function::Npv,
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Function::Mirr,
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Function::Irr,
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Function::Xirr,
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Function::Xnpv,
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Function::Rept,
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Function::Textafter,
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Function::Textbefore,
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Function::Textjoin,
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Function::Substitute,
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Function::Ispmt,
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Function::Rri,
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Function::Sln,
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Function::Syd,
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Function::Nominal,
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Function::Effect,
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Function::Pduration,
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Function::Tbillyield,
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Function::Tbillprice,
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Function::Tbilleq,
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Function::Dollarde,
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Function::Dollarfr,
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Function::Ddb,
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Function::Db,
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Function::Cumprinc,
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Function::Cumipmt,
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Function::Besseli,
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Function::Besselj,
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Function::Besselk,
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Function::Bessely,
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Function::Erf,
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Function::ErfPrecise,
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Function::Erfc,
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Function::ErfcPrecise,
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Function::Bin2dec,
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Function::Bin2hex,
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Function::Bin2oct,
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Function::Dec2Bin,
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Function::Dec2hex,
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Function::Dec2oct,
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Function::Hex2bin,
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Function::Hex2dec,
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Function::Hex2oct,
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Function::Oct2bin,
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Function::Oct2dec,
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Function::Oct2hex,
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Function::Bitand,
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Function::Bitlshift,
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Function::Bitor,
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Function::Bitrshift,
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Function::Bitxor,
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Function::Complex,
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Function::Imabs,
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Function::Imaginary,
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Function::Imargument,
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Function::Imconjugate,
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Function::Imcos,
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Function::Imcosh,
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Function::Imcot,
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Function::Imcsc,
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Function::Imcsch,
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Function::Imdiv,
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Function::Imexp,
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Function::Imln,
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Function::Imlog10,
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Function::Imlog2,
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Function::Impower,
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Function::Improduct,
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Function::Imreal,
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Function::Imsec,
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Function::Imsech,
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Function::Imsin,
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Function::Imsinh,
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Function::Imsqrt,
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Function::Imsub,
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Function::Imsum,
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Function::Imtan,
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Function::Convert,
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Function::Delta,
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Function::Gestep,
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Function::Subtotal,
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]
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.into_iter()
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}
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}
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impl Function {
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/// Some functions in Excel like CONCAT are stringified as `_xlfn.CONCAT`.
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pub fn to_xlsx_string(&self) -> String {
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@@ -708,7 +909,23 @@ impl fmt::Display for Function {
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}
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}
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/// Documentation for one function
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pub struct Documentation {
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pub name: String,
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}
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impl Model {
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/// Produces documentation for all implemented functions
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pub fn documentation() -> Vec<Documentation> {
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let mut doc = Vec::new();
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for function in Function::into_iter() {
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doc.push(Documentation {
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name: function.to_string(),
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});
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}
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doc
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}
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pub(crate) fn evaluate_function(
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&mut self,
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kind: &Function,
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@@ -928,3 +1145,66 @@ impl Model {
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}
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}
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}
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#[cfg(test)]
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mod tests {
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use std::{
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fs::File,
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io::{BufRead, BufReader},
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};
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use crate::functions::Function;
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#[test]
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fn function_iterator() {
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// This checks that the number of functions in the enum is the same
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// as the number of functions in the Iterator.
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// This is tricky. In Rust we cannot loop over all the members of an enum.
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// There are alternatives like using an external crate like strum.
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// But I am not in the mood for that.
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// What we do here is read this file , extract the functions in the enum
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// and check they are the same as in the iterator
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let file = File::open("src/functions/mod.rs").unwrap();
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let reader = BufReader::new(file);
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let mut start = false;
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let mut list = Vec::new();
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for line in reader.lines() {
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let text = line.unwrap();
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let text = text.trim().trim_end_matches(',');
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if text == "pub enum Function {" {
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start = true;
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continue;
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}
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if start {
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if text == "}" {
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break;
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}
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if text.starts_with("//") {
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// skip comments
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continue;
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}
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if text.is_empty() {
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// skip empty lines
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continue;
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}
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list.push(text.to_owned());
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}
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}
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// We make a list with their functions names, but we escape ".": ERROR.TYPE => ERRORTYPE
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let iter_list = Function::into_iter()
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.map(|f| format!("{}", f).replace('.', ""))
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.collect::<Vec<_>>();
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let len = iter_list.len();
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assert_eq!(list.len(), len);
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// We still need to check there are no duplicates. This will fail if a function in iter_list
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// is included twice and one is missing
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for function in list {
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assert!(iter_list.contains(&function.to_uppercase()));
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}
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}
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}
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Reference in New Issue
Block a user