mirror of
https://github.com/nushell/nushell
synced 2024-12-26 04:53:09 +00:00
Introduced ability to open csv documents.
This commit is contained in:
Andrés N. Robalino
parent
d4ecf6dfa5
commit
895a1b2d72
11 changed files with 134 additions and 9 deletions
37
Cargo.lock
generated
37
Cargo.lock
generated
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@ -150,6 +150,17 @@ name = "block"
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version = "0.1.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "bstr"
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version = "0.2.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"memchr 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"regex-automata 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
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"serde 1.0.94 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "build_const"
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version = "0.2.1"
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@ -535,18 +546,19 @@ dependencies = [
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[[package]]
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name = "csv"
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version = "1.0.7"
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version = "1.1.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"csv-core 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
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"bstr 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"csv-core 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
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"itoa 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
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"ryu 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
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"ryu 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"serde 1.0.94 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "csv-core"
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version = "0.1.5"
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version = "0.1.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"memchr 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
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@ -1644,6 +1656,7 @@ dependencies = [
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"clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"clipboard 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"crossterm 0.9.6 (registry+https://github.com/rust-lang/crates.io-index)",
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"csv 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"ctrlc 3.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"derive-new 0.5.7 (registry+https://github.com/rust-lang/crates.io-index)",
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"derive_more 0.15.0 (registry+https://github.com/rust-lang/crates.io-index)",
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@ -2075,7 +2088,7 @@ version = "0.8.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
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"csv 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
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"csv 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"encode_unicode 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
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"lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"term 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
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@ -2347,6 +2360,14 @@ dependencies = [
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"utf8-ranges 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "regex-automata"
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version = "0.1.7"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "regex-syntax"
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version = "0.6.7"
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@ -3394,6 +3415,7 @@ dependencies = [
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"checksum bitflags 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3d155346769a6855b86399e9bc3814ab343cd3d62c7e985113d46a0ec3c281fd"
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"checksum blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)" = "5d6d530bdd2d52966a6d03b7a964add7ae1a288d25214066fd4b600f0f796400"
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"checksum block 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "0d8c1fef690941d3e7788d328517591fecc684c084084702d6ff1641e993699a"
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"checksum bstr 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "fc0662252f9bba48c251a16d16a768b9fcd959593bde07544710bce6efe60b7a"
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"checksum build_const 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "39092a32794787acd8525ee150305ff051b0aa6cc2abaf193924f5ab05425f39"
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"checksum bumpalo 2.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2cd43d82f27d68911e6ee11ee791fb248f138f5d69424dc02e098d4f152b0b05"
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"checksum byte-unit 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "6754bb4703aa167bed5381f0c6842f1cc31a9ecde3b9443f726dde3ad3afb841"
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@ -3436,8 +3458,8 @@ dependencies = [
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"checksum crossterm_terminal 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)" = "18792c97c5cdcc5fd3582df58188a793bf290af4a53d5fc8442c7d17e003b356"
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"checksum crossterm_utils 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "8321d40908d0ee77cb29335f591eae2b4f7225152f81b9dfa35a161ca3b077dc"
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"checksum crossterm_winapi 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "8c061e4a1c47a53952ba0f2396c00a61cd7ab74482eba99b9c9cc77fdca71932"
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"checksum csv 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)" = "9044e25afb0924b5a5fc5511689b0918629e85d68ea591e5e87fbf1e85ea1b3b"
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"checksum csv-core 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "fa5cdef62f37e6ffe7d1f07a381bc0db32b7a3ff1cac0de56cb0d81e71f53d65"
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"checksum csv 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "37519ccdfd73a75821cac9319d4fce15a81b9fcf75f951df5b9988aa3a0af87d"
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"checksum csv-core 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "9b5cadb6b25c77aeff80ba701712494213f4a8418fcda2ee11b6560c3ad0bf4c"
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"checksum ctor 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)" = "3b4c17619643c1252b5f690084b82639dd7fac141c57c8e77a00e0148132092c"
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"checksum ctrlc 3.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "c7dfd2d8b4c82121dfdff120f818e09fc4380b0b7e17a742081a89b94853e87f"
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"checksum darling 0.8.6 (registry+https://github.com/rust-lang/crates.io-index)" = "9158d690bc62a3a57c3e45b85e4d50de2008b39345592c64efd79345c7e24be0"
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@ -3625,6 +3647,7 @@ dependencies = [
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"checksum redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7e891cfe48e9100a70a3b6eb652fef28920c117d366339687bd5576160db0f76"
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"checksum redox_users 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3fe5204c3a17e97dde73f285d49be585df59ed84b50a872baf416e73b62c3828"
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"checksum regex 1.1.9 (registry+https://github.com/rust-lang/crates.io-index)" = "d9d8297cc20bbb6184f8b45ff61c8ee6a9ac56c156cec8e38c3e5084773c44ad"
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"checksum regex-automata 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "3ed09217220c272b29ef237a974ad58515bde75f194e3ffa7e6d0bf0f3b01f86"
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"checksum regex-syntax 0.6.7 (registry+https://github.com/rust-lang/crates.io-index)" = "9d76410686f9e3a17f06128962e0ecc5755870bb890c34820c7af7f1db2e1d48"
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"checksum remove_dir_all 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "4a83fa3702a688b9359eccba92d153ac33fd2e8462f9e0e3fdf155239ea7792e"
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"checksum render-tree 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "68ed587df09cfb7ce1bc6fe8f77e24db219f222c049326ccbfb948ec67e31664"
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@ -46,6 +46,7 @@ logos = "0.10.0-rc2"
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logos-derive = "0.10.0-rc2"
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language-reporting = "0.3.1"
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app_dirs = "1.2.1"
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csv = "1.1"
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toml = "0.5.1"
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toml-query = "0.9.2"
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clap = "2.33.0"
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@ -146,6 +146,7 @@ Nu adheres closely to a set of goals that make up its design philosophy. As feat
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## Filters on text (unstructured data)
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| command | description |
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| ------------- | ------------- |
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| from-csv | Parse text as .csv and create table |
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| from-ini | Parse text as .ini and create table |
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| from-json | Parse text as .json and create table |
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| from-toml | Parse text as .toml and create table |
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@ -156,6 +156,7 @@ pub async fn cli() -> Result<(), Box<dyn Error>> {
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command("cd", Box::new(cd::cd)),
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command("first", Box::new(first::first)),
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command("size", Box::new(size::size)),
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command("from-csv", Box::new(from_csv::from_csv)),
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command("from-ini", Box::new(from_ini::from_ini)),
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command("from-json", Box::new(from_json::from_json)),
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command("from-toml", Box::new(from_toml::from_toml)),
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@ -11,6 +11,7 @@ crate mod command;
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crate mod config;
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crate mod exit;
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crate mod first;
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crate mod from_csv;
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crate mod from_ini;
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crate mod from_json;
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crate mod from_toml;
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68
src/commands/from_csv.rs
Normal file
68
src/commands/from_csv.rs
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@ -0,0 +1,68 @@
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use crate::object::{Primitive, SpannedDictBuilder, SpannedListBuilder, Value};
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use crate::prelude::*;
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use csv::ReaderBuilder;
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pub fn from_csv_string_to_value(
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s: String,
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span: impl Into<Span>,
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) -> Result<Spanned<Value>, Box<dyn std::error::Error>> {
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let mut reader = ReaderBuilder::new().has_headers(false).from_reader(s.as_bytes());
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let span = span.into();
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let mut fields: VecDeque<String> = VecDeque::new();
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let mut iter = reader.records();
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let mut root = SpannedDictBuilder::new(span);
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let mut rows = SpannedListBuilder::new(span);
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if let Some(result) = iter.next() {
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let line = result?;
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for item in line.iter() {
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fields.push_back(item.to_string());
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}
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}
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loop {
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if let Some(row_values) = iter.next() {
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let row_values = row_values?;
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let mut row = SpannedDictBuilder::new(span);
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for (idx, entry) in row_values.iter().enumerate() {
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row.insert_spanned(fields.get(idx).unwrap(), Value::Primitive(Primitive::String(String::from(entry))).spanned(span));
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}
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rows.insert_spanned(row.into_spanned_value());
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} else {
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break;
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}
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}
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root.insert_spanned("root", rows.into_spanned_value());
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Ok(root.into_spanned_value())
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}
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pub fn from_csv(args: CommandArgs) -> Result<OutputStream, ShellError> {
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let out = args.input;
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let span = args.name_span;
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Ok(out
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.values
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.map(move |a| match a.item {
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Value::Primitive(Primitive::String(s)) => match from_csv_string_to_value(s, span) {
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Ok(x) => ReturnSuccess::value(x.spanned(a.span)),
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Err(_) => Err(ShellError::maybe_labeled_error(
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"Could not parse as CSV",
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"piped data failed CSV parse",
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span,
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)),
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},
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_ => Err(ShellError::maybe_labeled_error(
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"Expected string values from pipeline",
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"expects strings from pipeline",
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span,
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)),
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})
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.to_output_stream())
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}
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@ -169,6 +169,17 @@ pub fn parse_as_value(
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name_span: Option<Span>,
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) -> Result<Spanned<Value>, ShellError> {
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match extension {
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Some(x) if x == "csv" => {
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crate::commands::from_csv::from_csv_string_to_value(contents, contents_span)
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.map(|c| c.spanned(contents_span))
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.map_err(move |_| {
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ShellError::maybe_labeled_error(
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"Could not open as CSV",
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"could not open as CSV",
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name_span,
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)
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})
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}
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Some(x) if x == "toml" => {
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crate::commands::from_toml::from_toml_string_to_value(contents, contents_span)
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.map(|c| c.spanned(contents_span))
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@ -7,5 +7,5 @@ crate mod process;
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crate mod types;
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crate use base::{Block, Primitive, Switch, Value};
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crate use dict::{Dictionary, SpannedDictBuilder};
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crate use dict::{Dictionary, SpannedDictBuilder, SpannedListBuilder};
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crate use files::dir_entry_dict;
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@ -12,6 +12,15 @@ fn lines() {
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assert_eq!(output, "rustyline");
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}
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#[test]
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fn open_csv() {
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nu!(output,
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cwd("tests/fixtures/formats"),
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"open caco3_plastics.csv | get root | first 1 | get origin | echo $it");
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assert_eq!(output, "SPAIN");
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}
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#[test]
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fn open_toml() {
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nu!(output,
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@ -78,7 +78,7 @@ fn can_filter_by_unit_size_comparison() {
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nu!(
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output,
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cwd("tests/fixtures/formats"),
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"ls | where size > 1kb | get name | trim | echo $it"
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"ls | where size > 1kb | get name | skip 1 | trim | echo $it"
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);
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assert_eq!(output, "cargo_sample.toml");
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10
tests/fixtures/formats/caco3_plastics.csv
vendored
Normal file
10
tests/fixtures/formats/caco3_plastics.csv
vendored
Normal file
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@ -0,0 +1,10 @@
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importer,shipper,tariff_item,name,origin,shipped_at,arrived_at,net_weight,fob_price,cif_price,cif_per_net_weight
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PLASTICOS RIVAL CIA LTDA,S A REVERTE,2509000000,CARBONATO DE CALCIO TIPO CALCIPORE 160 T AL,SPAIN,18/03/2016,17/04/2016,"81,000.00","14,417.58","18,252.34",0.23
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MEXICHEM ECUADOR S.A.,OMYA ANDINA S A,2836500000,CARBONATO,COLOMBIA,07/07/2016,10/07/2016,"26,000.00","7,072.00","8,127.18",0.31
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PLASTIAZUAY SA,SA REVERTE,2836500000,CARBONATO DE CALCIO,SPAIN,27/07/2016,09/08/2016,"81,000.00","8,100.00","11,474.55",0.14
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PLASTICOS RIVAL CIA LTDA,AND ENDUSTRIYEL HAMMADDELER DIS TCARET LTD.STI.,2836500000,CALCIUM CARBONATE ANADOLU ANDCARB CT-1,TURKEY,04/10/2016,11/11/2016,"100,000.00","17,500.00","22,533.75",0.23
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QUIMICA COMERCIAL QUIMICIAL CIA. LTDA.,SA REVERTE,2836500000,CARBONATO DE CALCIO,SPAIN,24/06/2016,12/07/2016,"27,000.00","3,258.90","5,585.00",0.21
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PICA PLASTICOS INDUSTRIALES C.A.,OMYA ANDINA S.A,3824909999,CARBONATO DE CALCIO,COLOMBIA,01/01/1900,18/01/2016,"66,500.00","12,635.00","18,670.52",0.28
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PLASTIQUIM S.A.,OMYA ANDINA S.A NIT 830.027.386-6,3824909999,CARBONATO DE CALCIO RECUBIERTO CON ACIDO ESTEARICO OMYA CARB 1T CG BBS 1000,COLOMBIA,01/01/1900,25/10/2016,"33,000.00","6,270.00","9,999.00",0.30
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QUIMICOS ANDINOS QUIMANDI S.A.,SIBELCO COLOMBIA SAS,3824909999,CARBONATO DE CALCIO RECUBIERTO,COLOMBIA,01/11/2016,03/11/2016,"52,000.00","8,944.00","13,039.05",0.25
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TIGRE ECUADOR S.A. ECUATIGRE,OMYA ANDINA S.A NIT 830.027.386-6,3824909999,CARBONATO DE CALCIO RECUBIERTO CON ACIDO ESTEARICO OMYACARB 1T CG BPA 25 NO,COLOMBIA,01/01/1900,28/10/2016,"66,000.00","11,748.00","18,216.00",0.28
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